Home / 25,916.31-35,765.19-14,586.21

Finding the Fourth Proportional to 25,916.31, 35,765.19 and 14,586.21

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Solution

The fourth proportional to 25,916.31, 35,765.19 and 14,586.21 is: 20,129.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,916.31 : 35,765.19 = 14,586.21 : x
  2. Step 2: Convert to fraction form
    25,916.31/35,765.19 = 14,586.21/x
  3. Step 3: Cross multiply
    25,916.31x = 35,765.19 × 14,586.21
  4. Step 4: Simplify right side
    25,916.31x = 521,678,572.03
  5. Step 5: Solve for x
    x = 521,678,572.03/25,916.31
  6. Step 6: Final answer
    x = 20,129.35

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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.