Home / 32,390.16-44,697.84-18,242.70

Finding the Fourth Proportional to 32,390.16, 44,697.84 and 18,242.70

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Solution

The fourth proportional to 32,390.16, 44,697.84 and 18,242.70 is: 25,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,390.16 : 44,697.84 = 18,242.70 : x
  2. Step 2: Convert to fraction form
    32,390.16/44,697.84 = 18,242.70/x
  3. Step 3: Cross multiply
    32,390.16x = 44,697.84 × 18,242.70
  4. Step 4: Simplify right side
    32,390.16x = 815,409,285.77
  5. Step 5: Solve for x
    x = 815,409,285.77/32,390.16
  6. Step 6: Final answer
    x = 25,174.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.