Home / 35,637.17-49,177.73-21,487.28

Finding the Fourth Proportional to 35,637.17, 49,177.73 and 21,487.28

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Solution

The fourth proportional to 35,637.17, 49,177.73 and 21,487.28 is: 29,651.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,637.17 : 49,177.73 = 21,487.28 : x
  2. Step 2: Convert to fraction form
    35,637.17/49,177.73 = 21,487.28/x
  3. Step 3: Cross multiply
    35,637.17x = 49,177.73 × 21,487.28
  4. Step 4: Simplify right side
    35,637.17x = 1,056,695,462.10
  5. Step 5: Solve for x
    x = 1,056,695,462.10/35,637.17
  6. Step 6: Final answer
    x = 29,651.50

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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.