Home / 32,130.24-48,160.08-13,422.48

Finding the Fourth Proportional to 32,130.24, 48,160.08 and 13,422.48

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Solution

The fourth proportional to 32,130.24, 48,160.08 and 13,422.48 is: 20,118.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,130.24 : 48,160.08 = 13,422.48 : x
  2. Step 2: Convert to fraction form
    32,130.24/48,160.08 = 13,422.48/x
  3. Step 3: Cross multiply
    32,130.24x = 48,160.08 × 13,422.48
  4. Step 4: Simplify right side
    32,130.24x = 646,427,710.60
  5. Step 5: Solve for x
    x = 646,427,710.60/32,130.24
  6. Step 6: Final answer
    x = 20,118.98

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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.