Home / 32,928.08-45,437.88-18,587.12

Finding the Fourth Proportional to 32,928.08, 45,437.88 and 18,587.12

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Solution

The fourth proportional to 32,928.08, 45,437.88 and 18,587.12 is: 25,648.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,928.08 : 45,437.88 = 18,587.12 : x
  2. Step 2: Convert to fraction form
    32,928.08/45,437.88 = 18,587.12/x
  3. Step 3: Cross multiply
    32,928.08x = 45,437.88 × 18,587.12
  4. Step 4: Simplify right side
    32,928.08x = 844,559,328.11
  5. Step 5: Solve for x
    x = 844,559,328.11/32,928.08
  6. Step 6: Final answer
    x = 25,648.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.