Home / 32,742.16-49,120.07-10,557.78

Finding the Fourth Proportional to 32,742.16, 49,120.07 and 10,557.78

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Solution

The fourth proportional to 32,742.16, 49,120.07 and 10,557.78 is: 15,838.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,742.16 : 49,120.07 = 10,557.78 : x
  2. Step 2: Convert to fraction form
    32,742.16/49,120.07 = 10,557.78/x
  3. Step 3: Cross multiply
    32,742.16x = 49,120.07 × 10,557.78
  4. Step 4: Simplify right side
    32,742.16x = 518,598,594.26
  5. Step 5: Solve for x
    x = 518,598,594.26/32,742.16
  6. Step 6: Final answer
    x = 15,838.86

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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.