Home / 45,636.84-63,001.62-28,665.72

Finding the Fourth Proportional to 45,636.84, 63,001.62 and 28,665.72

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Solution

The fourth proportional to 45,636.84, 63,001.62 and 28,665.72 is: 39,573.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,636.84 : 63,001.62 = 28,665.72 : x
  2. Step 2: Convert to fraction form
    45,636.84/63,001.62 = 28,665.72/x
  3. Step 3: Cross multiply
    45,636.84x = 63,001.62 × 28,665.72
  4. Step 4: Simplify right side
    45,636.84x = 1,805,986,798.47
  5. Step 5: Solve for x
    x = 1,805,986,798.47/45,636.84
  6. Step 6: Final answer
    x = 39,573.00

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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.