Home / 52,289.96-78,444.06-17,220.20

Finding the Fourth Proportional to 52,289.96, 78,444.06 and 17,220.20

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Solution

The fourth proportional to 52,289.96, 78,444.06 and 17,220.20 is: 25,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,289.96 : 78,444.06 = 17,220.20 : x
  2. Step 2: Convert to fraction form
    52,289.96/78,444.06 = 17,220.20/x
  3. Step 3: Cross multiply
    52,289.96x = 78,444.06 × 17,220.20
  4. Step 4: Simplify right side
    52,289.96x = 1,350,822,402.01
  5. Step 5: Solve for x
    x = 1,350,822,402.01/52,289.96
  6. Step 6: Final answer
    x = 25,833.30

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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.