Home / 25,071.93-34,577.17-15,510.29

Finding the Fourth Proportional to 25,071.93, 34,577.17 and 15,510.29

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Solution

The fourth proportional to 25,071.93, 34,577.17 and 15,510.29 is: 21,390.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,071.93 : 34,577.17 = 15,510.29 : x
  2. Step 2: Convert to fraction form
    25,071.93/34,577.17 = 15,510.29/x
  3. Step 3: Cross multiply
    25,071.93x = 34,577.17 × 15,510.29
  4. Step 4: Simplify right side
    25,071.93x = 536,301,981.75
  5. Step 5: Solve for x
    x = 536,301,981.75/25,071.93
  6. Step 6: Final answer
    x = 21,390.53

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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.