Home / 42,915.12-59,205.62-26,772.92

Finding the Fourth Proportional to 42,915.12, 59,205.62 and 26,772.92

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Solution

The fourth proportional to 42,915.12, 59,205.62 and 26,772.92 is: 36,935.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,915.12 : 59,205.62 = 26,772.92 : x
  2. Step 2: Convert to fraction form
    42,915.12/59,205.62 = 26,772.92/x
  3. Step 3: Cross multiply
    42,915.12x = 59,205.62 × 26,772.92
  4. Step 4: Simplify right side
    42,915.12x = 1,585,107,327.81
  5. Step 5: Solve for x
    x = 1,585,107,327.81/42,915.12
  6. Step 6: Final answer
    x = 36,935.87

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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.