Home / 34,435.13-47,520.47-19,531.13

Finding the Fourth Proportional to 34,435.13, 47,520.47 and 19,531.13

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Solution

The fourth proportional to 34,435.13, 47,520.47 and 19,531.13 is: 26,952.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,435.13 : 47,520.47 = 19,531.13 : x
  2. Step 2: Convert to fraction form
    34,435.13/47,520.47 = 19,531.13/x
  3. Step 3: Cross multiply
    34,435.13x = 47,520.47 × 19,531.13
  4. Step 4: Simplify right side
    34,435.13x = 928,128,288.46
  5. Step 5: Solve for x
    x = 928,128,288.46/34,435.13
  6. Step 6: Final answer
    x = 26,952.95

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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.