Home / 14,060.93-19,380.13-12,869.19

Finding the Fourth Proportional to 14,060.93, 19,380.13 and 12,869.19

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Solution

The fourth proportional to 14,060.93, 19,380.13 and 12,869.19 is: 17,737.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.93 : 19,380.13 = 12,869.19 : x
  2. Step 2: Convert to fraction form
    14,060.93/19,380.13 = 12,869.19/x
  3. Step 3: Cross multiply
    14,060.93x = 19,380.13 × 12,869.19
  4. Step 4: Simplify right side
    14,060.93x = 249,406,543.02
  5. Step 5: Solve for x
    x = 249,406,543.02/14,060.93
  6. Step 6: Final answer
    x = 17,737.56

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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.