Home / 25,301.76-34,916.48-14,124.16

Finding the Fourth Proportional to 25,301.76, 34,916.48 and 14,124.16

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Solution

The fourth proportional to 25,301.76, 34,916.48 and 14,124.16 is: 19,491.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,301.76 : 34,916.48 = 14,124.16 : x
  2. Step 2: Convert to fraction form
    25,301.76/34,916.48 = 14,124.16/x
  3. Step 3: Cross multiply
    25,301.76x = 34,916.48 × 14,124.16
  4. Step 4: Simplify right side
    25,301.76x = 493,165,950.16
  5. Step 5: Solve for x
    x = 493,165,950.16/25,301.76
  6. Step 6: Final answer
    x = 19,491.37

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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.