Home / 18,459.90-25,474.68-10,501.56

Finding the Fourth Proportional to 18,459.90, 25,474.68 and 10,501.56

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Solution

The fourth proportional to 18,459.90, 25,474.68 and 10,501.56 is: 14,492.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,459.90 : 25,474.68 = 10,501.56 : x
  2. Step 2: Convert to fraction form
    18,459.90/25,474.68 = 10,501.56/x
  3. Step 3: Cross multiply
    18,459.90x = 25,474.68 × 10,501.56
  4. Step 4: Simplify right side
    18,459.90x = 267,523,880.50
  5. Step 5: Solve for x
    x = 267,523,880.50/18,459.90
  6. Step 6: Final answer
    x = 14,492.16

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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.