Home / 42,784.64-59,042.87-23,921.76

Finding the Fourth Proportional to 42,784.64, 59,042.87 and 23,921.76

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Solution

The fourth proportional to 42,784.64, 59,042.87 and 23,921.76 is: 33,012.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,784.64 : 59,042.87 = 23,921.76 : x
  2. Step 2: Convert to fraction form
    42,784.64/59,042.87 = 23,921.76/x
  3. Step 3: Cross multiply
    42,784.64x = 59,042.87 × 23,921.76
  4. Step 4: Simplify right side
    42,784.64x = 1,412,409,691.92
  5. Step 5: Solve for x
    x = 1,412,409,691.92/42,784.64
  6. Step 6: Final answer
    x = 33,012.07

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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.