Home / 32,939.42-49,409.19-15,421.55

Finding the Fourth Proportional to 32,939.42, 49,409.19 and 15,421.55

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Solution

The fourth proportional to 32,939.42, 49,409.19 and 15,421.55 is: 23,132.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,939.42 : 49,409.19 = 15,421.55 : x
  2. Step 2: Convert to fraction form
    32,939.42/49,409.19 = 15,421.55/x
  3. Step 3: Cross multiply
    32,939.42x = 49,409.19 × 15,421.55
  4. Step 4: Simplify right side
    32,939.42x = 761,966,047.00
  5. Step 5: Solve for x
    x = 761,966,047.00/32,939.42
  6. Step 6: Final answer
    x = 23,132.35

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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.