Home / 18,467.12-25,484.29-10,509.17

Finding the Fourth Proportional to 18,467.12, 25,484.29 and 10,509.17

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Solution

The fourth proportional to 18,467.12, 25,484.29 and 10,509.17 is: 14,502.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,467.12 : 25,484.29 = 10,509.17 : x
  2. Step 2: Convert to fraction form
    18,467.12/25,484.29 = 10,509.17/x
  3. Step 3: Cross multiply
    18,467.12x = 25,484.29 × 10,509.17
  4. Step 4: Simplify right side
    18,467.12x = 267,818,582.24
  5. Step 5: Solve for x
    x = 267,818,582.24/18,467.12
  6. Step 6: Final answer
    x = 14,502.45

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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.