Home / 18,492.10-25,512.86-10,528.69

Finding the Fourth Proportional to 18,492.10, 25,512.86 and 10,528.69

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Solution

The fourth proportional to 18,492.10, 25,512.86 and 10,528.69 is: 14,526.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,492.10 : 25,512.86 = 10,528.69 : x
  2. Step 2: Convert to fraction form
    18,492.10/25,512.86 = 10,528.69/x
  3. Step 3: Cross multiply
    18,492.10x = 25,512.86 × 10,528.69
  4. Step 4: Simplify right side
    18,492.10x = 268,616,866.39
  5. Step 5: Solve for x
    x = 268,616,866.39/18,492.10
  6. Step 6: Final answer
    x = 14,526.04

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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.