Home / 42,044.13-57,988.08-26,938.20

Finding the Fourth Proportional to 42,044.13, 57,988.08 and 26,938.20

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Solution

The fourth proportional to 42,044.13, 57,988.08 and 26,938.20 is: 37,153.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,044.13 : 57,988.08 = 26,938.20 : x
  2. Step 2: Convert to fraction form
    42,044.13/57,988.08 = 26,938.20/x
  3. Step 3: Cross multiply
    42,044.13x = 57,988.08 × 26,938.20
  4. Step 4: Simplify right side
    42,044.13x = 1,562,094,496.66
  5. Step 5: Solve for x
    x = 1,562,094,496.66/42,044.13
  6. Step 6: Final answer
    x = 37,153.69

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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.