Home / 42,870.03-59,189.51-26,761.86

Finding the Fourth Proportional to 42,870.03, 59,189.51 and 26,761.86

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Solution

The fourth proportional to 42,870.03, 59,189.51 and 26,761.86 is: 36,949.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,870.03 : 59,189.51 = 26,761.86 : x
  2. Step 2: Convert to fraction form
    42,870.03/59,189.51 = 26,761.86/x
  3. Step 3: Cross multiply
    42,870.03x = 59,189.51 × 26,761.86
  4. Step 4: Simplify right side
    42,870.03x = 1,584,021,246.28
  5. Step 5: Solve for x
    x = 1,584,021,246.28/42,870.03
  6. Step 6: Final answer
    x = 36,949.39

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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.