Home / 15,646.90-23,471.80-5,116.98

Finding the Fourth Proportional to 15,646.90, 23,471.80 and 5,116.98

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Solution

The fourth proportional to 15,646.90, 23,471.80 and 5,116.98 is: 7,675.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,646.90 : 23,471.80 = 5,116.98 : x
  2. Step 2: Convert to fraction form
    15,646.90/23,471.80 = 5,116.98/x
  3. Step 3: Cross multiply
    15,646.90x = 23,471.80 × 5,116.98
  4. Step 4: Simplify right side
    15,646.90x = 120,104,694.46
  5. Step 5: Solve for x
    x = 120,104,694.46/15,646.90
  6. Step 6: Final answer
    x = 7,675.94

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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.