Home / 45,662.38-63,009.66-28,661.18

Finding the Fourth Proportional to 45,662.38, 63,009.66 and 28,661.18

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Solution

The fourth proportional to 45,662.38, 63,009.66 and 28,661.18 is: 39,549.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,662.38 : 63,009.66 = 28,661.18 : x
  2. Step 2: Convert to fraction form
    45,662.38/63,009.66 = 28,661.18/x
  3. Step 3: Cross multiply
    45,662.38x = 63,009.66 × 28,661.18
  4. Step 4: Simplify right side
    45,662.38x = 1,805,931,207.00
  5. Step 5: Solve for x
    x = 1,805,931,207.00/45,662.38
  6. Step 6: Final answer
    x = 39,549.65

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Find fourth proportional to 45,663.38, 63,011.04 and 28,662.18
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.