Home / 42,792.10-59,033.18-27,689.63

Finding the Fourth Proportional to 42,792.10, 59,033.18 and 27,689.63

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Solution

The fourth proportional to 42,792.10, 59,033.18 and 27,689.63 is: 38,198.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,792.10 : 59,033.18 = 27,689.63 : x
  2. Step 2: Convert to fraction form
    42,792.10/59,033.18 = 27,689.63/x
  3. Step 3: Cross multiply
    42,792.10x = 59,033.18 × 27,689.63
  4. Step 4: Simplify right side
    42,792.10x = 1,634,606,685.98
  5. Step 5: Solve for x
    x = 1,634,606,685.98/42,792.10
  6. Step 6: Final answer
    x = 38,198.80

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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.