Home / 14,207.78-19,614.84-9,434.18

Finding the Fourth Proportional to 14,207.78, 19,614.84 and 9,434.18

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Solution

The fourth proportional to 14,207.78, 19,614.84 and 9,434.18 is: 13,024.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.78 : 19,614.84 = 9,434.18 : x
  2. Step 2: Convert to fraction form
    14,207.78/19,614.84 = 9,434.18/x
  3. Step 3: Cross multiply
    14,207.78x = 19,614.84 × 9,434.18
  4. Step 4: Simplify right side
    14,207.78x = 185,049,931.23
  5. Step 5: Solve for x
    x = 185,049,931.23/14,207.78
  6. Step 6: Final answer
    x = 13,024.55

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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.