Home / 42,003.12-57,966.93-23,140.26

Finding the Fourth Proportional to 42,003.12, 57,966.93 and 23,140.26

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Solution

The fourth proportional to 42,003.12, 57,966.93 and 23,140.26 is: 31,935.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,003.12 : 57,966.93 = 23,140.26 : x
  2. Step 2: Convert to fraction form
    42,003.12/57,966.93 = 23,140.26/x
  3. Step 3: Cross multiply
    42,003.12x = 57,966.93 × 23,140.26
  4. Step 4: Simplify right side
    42,003.12x = 1,341,369,831.60
  5. Step 5: Solve for x
    x = 1,341,369,831.60/42,003.12
  6. Step 6: Final answer
    x = 31,935.00

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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.