Home / 32,276.34-48,395.75-12,531.78

Finding the Fourth Proportional to 32,276.34, 48,395.75 and 12,531.78

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Solution

The fourth proportional to 32,276.34, 48,395.75 and 12,531.78 is: 18,790.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,276.34 : 48,395.75 = 12,531.78 : x
  2. Step 2: Convert to fraction form
    32,276.34/48,395.75 = 12,531.78/x
  3. Step 3: Cross multiply
    32,276.34x = 48,395.75 × 12,531.78
  4. Step 4: Simplify right side
    32,276.34x = 606,484,829.28
  5. Step 5: Solve for x
    x = 606,484,829.28/32,276.34
  6. Step 6: Final answer
    x = 18,790.38

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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.