Home / 29,314.08-43,970.47-7,127.57

Finding the Fourth Proportional to 29,314.08, 43,970.47 and 7,127.57

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Solution

The fourth proportional to 29,314.08, 43,970.47 and 7,127.57 is: 10,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,314.08 : 43,970.47 = 7,127.57 : x
  2. Step 2: Convert to fraction form
    29,314.08/43,970.47 = 7,127.57/x
  3. Step 3: Cross multiply
    29,314.08x = 43,970.47 × 7,127.57
  4. Step 4: Simplify right side
    29,314.08x = 313,402,602.86
  5. Step 5: Solve for x
    x = 313,402,602.86/29,314.08
  6. Step 6: Final answer
    x = 10,691.20

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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.