Home / 34,876.08-48,129.27-20,726.16

Finding the Fourth Proportional to 34,876.08, 48,129.27 and 20,726.16

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Solution

The fourth proportional to 34,876.08, 48,129.27 and 20,726.16 is: 28,602.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,876.08 : 48,129.27 = 20,726.16 : x
  2. Step 2: Convert to fraction form
    34,876.08/48,129.27 = 20,726.16/x
  3. Step 3: Cross multiply
    34,876.08x = 48,129.27 × 20,726.16
  4. Step 4: Simplify right side
    34,876.08x = 997,534,950.70
  5. Step 5: Solve for x
    x = 997,534,950.70/34,876.08
  6. Step 6: Final answer
    x = 28,602.27

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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.