Home / 16,417.72-22,656.48-9,344.20

Finding the Fourth Proportional to 16,417.72, 22,656.48 and 9,344.20

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Solution

The fourth proportional to 16,417.72, 22,656.48 and 9,344.20 is: 12,895.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,417.72 : 22,656.48 = 9,344.20 : x
  2. Step 2: Convert to fraction form
    16,417.72/22,656.48 = 9,344.20/x
  3. Step 3: Cross multiply
    16,417.72x = 22,656.48 × 9,344.20
  4. Step 4: Simplify right side
    16,417.72x = 211,706,680.42
  5. Step 5: Solve for x
    x = 211,706,680.42/16,417.72
  6. Step 6: Final answer
    x = 12,895.01

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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.