Home / 15,470.06-23,237.08-12,511.80

Finding the Fourth Proportional to 15,470.06, 23,237.08 and 12,511.80

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Solution

The fourth proportional to 15,470.06, 23,237.08 and 12,511.80 is: 18,793.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,470.06 : 23,237.08 = 12,511.80 : x
  2. Step 2: Convert to fraction form
    15,470.06/23,237.08 = 12,511.80/x
  3. Step 3: Cross multiply
    15,470.06x = 23,237.08 × 12,511.80
  4. Step 4: Simplify right side
    15,470.06x = 290,737,666.26
  5. Step 5: Solve for x
    x = 290,737,666.26/15,470.06
  6. Step 6: Final answer
    x = 18,793.58

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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.