Home / 52,116.30-78,166.35-14,672.70

Finding the Fourth Proportional to 52,116.30, 78,166.35 and 14,672.70

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Solution

The fourth proportional to 52,116.30, 78,166.35 and 14,672.70 is: 22,006.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,116.30 : 78,166.35 = 14,672.70 : x
  2. Step 2: Convert to fraction form
    52,116.30/78,166.35 = 14,672.70/x
  3. Step 3: Cross multiply
    52,116.30x = 78,166.35 × 14,672.70
  4. Step 4: Simplify right side
    52,116.30x = 1,146,911,403.65
  5. Step 5: Solve for x
    x = 1,146,911,403.65/52,116.30
  6. Step 6: Final answer
    x = 22,006.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.