Home / 14,985.80-22,478.70-10,608.20

Finding the Fourth Proportional to 14,985.80, 22,478.70 and 10,608.20

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Solution

The fourth proportional to 14,985.80, 22,478.70 and 10,608.20 is: 15,912.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,985.80 : 22,478.70 = 10,608.20 : x
  2. Step 2: Convert to fraction form
    14,985.80/22,478.70 = 10,608.20/x
  3. Step 3: Cross multiply
    14,985.80x = 22,478.70 × 10,608.20
  4. Step 4: Simplify right side
    14,985.80x = 238,458,545.34
  5. Step 5: Solve for x
    x = 238,458,545.34/14,985.80
  6. Step 6: Final answer
    x = 15,912.30

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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.