Home / 47,920.70-66,131.02-26,411.24

Finding the Fourth Proportional to 47,920.70, 66,131.02 and 26,411.24

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Solution

The fourth proportional to 47,920.70, 66,131.02 and 26,411.24 is: 36,447.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,920.70 : 66,131.02 = 26,411.24 : x
  2. Step 2: Convert to fraction form
    47,920.70/66,131.02 = 26,411.24/x
  3. Step 3: Cross multiply
    47,920.70x = 66,131.02 × 26,411.24
  4. Step 4: Simplify right side
    47,920.70x = 1,746,602,240.66
  5. Step 5: Solve for x
    x = 1,746,602,240.66/47,920.70
  6. Step 6: Final answer
    x = 36,447.76

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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.