Home / 20,777.59-28,658.52-14,060.26

Finding the Fourth Proportional to 20,777.59, 28,658.52 and 14,060.26

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Solution

The fourth proportional to 20,777.59, 28,658.52 and 14,060.26 is: 19,393.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,777.59 : 28,658.52 = 14,060.26 : x
  2. Step 2: Convert to fraction form
    20,777.59/28,658.52 = 14,060.26/x
  3. Step 3: Cross multiply
    20,777.59x = 28,658.52 × 14,060.26
  4. Step 4: Simplify right side
    20,777.59x = 402,946,242.42
  5. Step 5: Solve for x
    x = 402,946,242.42/20,777.59
  6. Step 6: Final answer
    x = 19,393.31

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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.