Home / 32,739.38-49,113.15-12,749.29

Finding the Fourth Proportional to 32,739.38, 49,113.15 and 12,749.29

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Solution

The fourth proportional to 32,739.38, 49,113.15 and 12,749.29 is: 19,125.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,739.38 : 49,113.15 = 12,749.29 : x
  2. Step 2: Convert to fraction form
    32,739.38/49,113.15 = 12,749.29/x
  3. Step 3: Cross multiply
    32,739.38x = 49,113.15 × 12,749.29
  4. Step 4: Simplify right side
    32,739.38x = 626,157,792.16
  5. Step 5: Solve for x
    x = 626,157,792.16/32,739.38
  6. Step 6: Final answer
    x = 19,125.52

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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.