Home / 26,398.19-36,430.82-16,331.87

Finding the Fourth Proportional to 26,398.19, 36,430.82 and 16,331.87

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Solution

The fourth proportional to 26,398.19, 36,430.82 and 16,331.87 is: 22,538.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,398.19 : 36,430.82 = 16,331.87 : x
  2. Step 2: Convert to fraction form
    26,398.19/36,430.82 = 16,331.87/x
  3. Step 3: Cross multiply
    26,398.19x = 36,430.82 × 16,331.87
  4. Step 4: Simplify right side
    26,398.19x = 594,983,152.42
  5. Step 5: Solve for x
    x = 594,983,152.42/26,398.19
  6. Step 6: Final answer
    x = 22,538.79

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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.