Home / 34,702.13-47,889.18-18,786.62

Finding the Fourth Proportional to 34,702.13, 47,889.18 and 18,786.62

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Solution

The fourth proportional to 34,702.13, 47,889.18 and 18,786.62 is: 25,925.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,702.13 : 47,889.18 = 18,786.62 : x
  2. Step 2: Convert to fraction form
    34,702.13/47,889.18 = 18,786.62/x
  3. Step 3: Cross multiply
    34,702.13x = 47,889.18 × 18,786.62
  4. Step 4: Simplify right side
    34,702.13x = 899,675,587.33
  5. Step 5: Solve for x
    x = 899,675,587.33/34,702.13
  6. Step 6: Final answer
    x = 25,925.66

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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.