Home / 32,085.08-48,135.80-13,358.90

Finding the Fourth Proportional to 32,085.08, 48,135.80 and 13,358.90

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Solution

The fourth proportional to 32,085.08, 48,135.80 and 13,358.90 is: 20,041.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,085.08 : 48,135.80 = 13,358.90 : x
  2. Step 2: Convert to fraction form
    32,085.08/48,135.80 = 13,358.90/x
  3. Step 3: Cross multiply
    32,085.08x = 48,135.80 × 13,358.90
  4. Step 4: Simplify right side
    32,085.08x = 643,041,338.62
  5. Step 5: Solve for x
    x = 643,041,338.62/32,085.08
  6. Step 6: Final answer
    x = 20,041.76

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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.