Home / 34,602.47-47,751.40-18,686.92

Finding the Fourth Proportional to 34,602.47, 47,751.40 and 18,686.92

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Solution

The fourth proportional to 34,602.47, 47,751.40 and 18,686.92 is: 25,787.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,602.47 : 47,751.40 = 18,686.92 : x
  2. Step 2: Convert to fraction form
    34,602.47/47,751.40 = 18,686.92/x
  3. Step 3: Cross multiply
    34,602.47x = 47,751.40 × 18,686.92
  4. Step 4: Simplify right side
    34,602.47x = 892,326,591.69
  5. Step 5: Solve for x
    x = 892,326,591.69/34,602.47
  6. Step 6: Final answer
    x = 25,787.94

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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.