Home / 35,417.87-53,139.12-15,710.27

Finding the Fourth Proportional to 35,417.87, 53,139.12 and 15,710.27

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Solution

The fourth proportional to 35,417.87, 53,139.12 and 15,710.27 is: 23,570.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,417.87 : 53,139.12 = 15,710.27 : x
  2. Step 2: Convert to fraction form
    35,417.87/53,139.12 = 15,710.27/x
  3. Step 3: Cross multiply
    35,417.87x = 53,139.12 × 15,710.27
  4. Step 4: Simplify right side
    35,417.87x = 834,829,897.06
  5. Step 5: Solve for x
    x = 834,829,897.06/35,417.87
  6. Step 6: Final answer
    x = 23,570.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.