Home / 14,566.61-20,053.32-13,897.12

Finding the Fourth Proportional to 14,566.61, 20,053.32 and 13,897.12

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Solution

The fourth proportional to 14,566.61, 20,053.32 and 13,897.12 is: 19,131.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,566.61 : 20,053.32 = 13,897.12 : x
  2. Step 2: Convert to fraction form
    14,566.61/20,053.32 = 13,897.12/x
  3. Step 3: Cross multiply
    14,566.61x = 20,053.32 × 13,897.12
  4. Step 4: Simplify right side
    14,566.61x = 278,683,407.96
  5. Step 5: Solve for x
    x = 278,683,407.96/14,566.61
  6. Step 6: Final answer
    x = 19,131.66

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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.