Home / 21,587.60-32,401.65-11,065.46

Finding the Fourth Proportional to 21,587.60, 32,401.65 and 11,065.46

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Solution

The fourth proportional to 21,587.60, 32,401.65 and 11,065.46 is: 16,608.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,587.60 : 32,401.65 = 11,065.46 : x
  2. Step 2: Convert to fraction form
    21,587.60/32,401.65 = 11,065.46/x
  3. Step 3: Cross multiply
    21,587.60x = 32,401.65 × 11,065.46
  4. Step 4: Simplify right side
    21,587.60x = 358,539,162.01
  5. Step 5: Solve for x
    x = 358,539,162.01/21,587.60
  6. Step 6: Final answer
    x = 16,608.57

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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.