Home / 14,314.28-19,648.33-12,707.24

Finding the Fourth Proportional to 14,314.28, 19,648.33 and 12,707.24

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Solution

The fourth proportional to 14,314.28, 19,648.33 and 12,707.24 is: 17,442.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,314.28 : 19,648.33 = 12,707.24 : x
  2. Step 2: Convert to fraction form
    14,314.28/19,648.33 = 12,707.24/x
  3. Step 3: Cross multiply
    14,314.28x = 19,648.33 × 12,707.24
  4. Step 4: Simplify right side
    14,314.28x = 249,676,044.91
  5. Step 5: Solve for x
    x = 249,676,044.91/14,314.28
  6. Step 6: Final answer
    x = 17,442.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.