Home / 19,345.08-29,002.76-9,344.72

Finding the Fourth Proportional to 19,345.08, 29,002.76 and 9,344.72

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Solution

The fourth proportional to 19,345.08, 29,002.76 and 9,344.72 is: 14,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345.08 : 29,002.76 = 9,344.72 : x
  2. Step 2: Convert to fraction form
    19,345.08/29,002.76 = 9,344.72/x
  3. Step 3: Cross multiply
    19,345.08x = 29,002.76 × 9,344.72
  4. Step 4: Simplify right side
    19,345.08x = 271,022,569.11
  5. Step 5: Solve for x
    x = 271,022,569.11/19,345.08
  6. Step 6: Final answer
    x = 14,009.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.