Home / 45,999.59-63,490.61-28,109.66

Finding the Fourth Proportional to 45,999.59, 63,490.61 and 28,109.66

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Solution

The fourth proportional to 45,999.59, 63,490.61 and 28,109.66 is: 38,798.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,999.59 : 63,490.61 = 28,109.66 : x
  2. Step 2: Convert to fraction form
    45,999.59/63,490.61 = 28,109.66/x
  3. Step 3: Cross multiply
    45,999.59x = 63,490.61 × 28,109.66
  4. Step 4: Simplify right side
    45,999.59x = 1,784,699,460.29
  5. Step 5: Solve for x
    x = 1,784,699,460.29/45,999.59
  6. Step 6: Final answer
    x = 38,798.16

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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.