Home / 23,534.98-32,478.67-12,779.88

Finding the Fourth Proportional to 23,534.98, 32,478.67 and 12,779.88

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Solution

The fourth proportional to 23,534.98, 32,478.67 and 12,779.88 is: 17,636.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,534.98 : 32,478.67 = 12,779.88 : x
  2. Step 2: Convert to fraction form
    23,534.98/32,478.67 = 12,779.88/x
  3. Step 3: Cross multiply
    23,534.98x = 32,478.67 × 12,779.88
  4. Step 4: Simplify right side
    23,534.98x = 415,073,472.71
  5. Step 5: Solve for x
    x = 415,073,472.71/23,534.98
  6. Step 6: Final answer
    x = 17,636.45

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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.