Home / 12,548.65-17,317.23-8,569.66

Finding the Fourth Proportional to 12,548.65, 17,317.23 and 8,569.66

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Solution

The fourth proportional to 12,548.65, 17,317.23 and 8,569.66 is: 11,826.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,548.65 : 17,317.23 = 8,569.66 : x
  2. Step 2: Convert to fraction form
    12,548.65/17,317.23 = 8,569.66/x
  3. Step 3: Cross multiply
    12,548.65x = 17,317.23 × 8,569.66
  4. Step 4: Simplify right side
    12,548.65x = 148,402,773.24
  5. Step 5: Solve for x
    x = 148,402,773.24/12,548.65
  6. Step 6: Final answer
    x = 11,826.19

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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.