Home / 25,916.53-38,827.86-11,888.29

Finding the Fourth Proportional to 25,916.53, 38,827.86 and 11,888.29

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Solution

The fourth proportional to 25,916.53, 38,827.86 and 11,888.29 is: 17,810.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,916.53 : 38,827.86 = 11,888.29 : x
  2. Step 2: Convert to fraction form
    25,916.53/38,827.86 = 11,888.29/x
  3. Step 3: Cross multiply
    25,916.53x = 38,827.86 × 11,888.29
  4. Step 4: Simplify right side
    25,916.53x = 461,597,073.22
  5. Step 5: Solve for x
    x = 461,597,073.22/25,916.53
  6. Step 6: Final answer
    x = 17,810.91

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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.