Home / 17,621.28-24,308.64-10,545.12

Finding the Fourth Proportional to 17,621.28, 24,308.64 and 10,545.12

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Solution

The fourth proportional to 17,621.28, 24,308.64 and 10,545.12 is: 14,547.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,621.28 : 24,308.64 = 10,545.12 : x
  2. Step 2: Convert to fraction form
    17,621.28/24,308.64 = 10,545.12/x
  3. Step 3: Cross multiply
    17,621.28x = 24,308.64 × 10,545.12
  4. Step 4: Simplify right side
    17,621.28x = 256,337,525.84
  5. Step 5: Solve for x
    x = 256,337,525.84/17,621.28
  6. Step 6: Final answer
    x = 14,547.04

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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.