Home / 14,325.76-21,484.92-9,643.12

Finding the Fourth Proportional to 14,325.76, 21,484.92 and 9,643.12

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Solution

The fourth proportional to 14,325.76, 21,484.92 and 9,643.12 is: 14,462.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,325.76 : 21,484.92 = 9,643.12 : x
  2. Step 2: Convert to fraction form
    14,325.76/21,484.92 = 9,643.12/x
  3. Step 3: Cross multiply
    14,325.76x = 21,484.92 × 9,643.12
  4. Step 4: Simplify right side
    14,325.76x = 207,181,661.75
  5. Step 5: Solve for x
    x = 207,181,661.75/14,325.76
  6. Step 6: Final answer
    x = 14,462.18

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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.