Home / 34,451.83-47,543.36-19,344.72

Finding the Fourth Proportional to 34,451.83, 47,543.36 and 19,344.72

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Solution

The fourth proportional to 34,451.83, 47,543.36 and 19,344.72 is: 26,695.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,451.83 : 47,543.36 = 19,344.72 : x
  2. Step 2: Convert to fraction form
    34,451.83/47,543.36 = 19,344.72/x
  3. Step 3: Cross multiply
    34,451.83x = 47,543.36 × 19,344.72
  4. Step 4: Simplify right side
    34,451.83x = 919,713,068.62
  5. Step 5: Solve for x
    x = 919,713,068.62/34,451.83
  6. Step 6: Final answer
    x = 26,695.62

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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.