Home / 29,264.72-40,368.86-17,939.70

Finding the Fourth Proportional to 29,264.72, 40,368.86 and 17,939.70

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Solution

The fourth proportional to 29,264.72, 40,368.86 and 17,939.70 is: 24,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,264.72 : 40,368.86 = 17,939.70 : x
  2. Step 2: Convert to fraction form
    29,264.72/40,368.86 = 17,939.70/x
  3. Step 3: Cross multiply
    29,264.72x = 40,368.86 × 17,939.70
  4. Step 4: Simplify right side
    29,264.72x = 724,205,237.74
  5. Step 5: Solve for x
    x = 724,205,237.74/29,264.72
  6. Step 6: Final answer
    x = 24,746.70

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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.