Home / 15,646.22-23,439.08-8,699.66

Finding the Fourth Proportional to 15,646.22, 23,439.08 and 8,699.66

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Solution

The fourth proportional to 15,646.22, 23,439.08 and 8,699.66 is: 13,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,646.22 : 23,439.08 = 8,699.66 : x
  2. Step 2: Convert to fraction form
    15,646.22/23,439.08 = 8,699.66/x
  3. Step 3: Cross multiply
    15,646.22x = 23,439.08 × 8,699.66
  4. Step 4: Simplify right side
    15,646.22x = 203,912,026.71
  5. Step 5: Solve for x
    x = 203,912,026.71/15,646.22
  6. Step 6: Final answer
    x = 13,032.67

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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.