Home / 32,858.80-49,288.20-15,330.40

Finding the Fourth Proportional to 32,858.80, 49,288.20 and 15,330.40

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Solution

The fourth proportional to 32,858.80, 49,288.20 and 15,330.40 is: 22,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,858.80 : 49,288.20 = 15,330.40 : x
  2. Step 2: Convert to fraction form
    32,858.80/49,288.20 = 15,330.40/x
  3. Step 3: Cross multiply
    32,858.80x = 49,288.20 × 15,330.40
  4. Step 4: Simplify right side
    32,858.80x = 755,607,821.28
  5. Step 5: Solve for x
    x = 755,607,821.28/32,858.80
  6. Step 6: Final answer
    x = 22,995.60

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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.