Home / 18,547.08-25,595.28-10,163.04

Finding the Fourth Proportional to 18,547.08, 25,595.28 and 10,163.04

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Solution

The fourth proportional to 18,547.08, 25,595.28 and 10,163.04 is: 14,025.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,547.08 : 25,595.28 = 10,163.04 : x
  2. Step 2: Convert to fraction form
    18,547.08/25,595.28 = 10,163.04/x
  3. Step 3: Cross multiply
    18,547.08x = 25,595.28 × 10,163.04
  4. Step 4: Simplify right side
    18,547.08x = 260,125,854.45
  5. Step 5: Solve for x
    x = 260,125,854.45/18,547.08
  6. Step 6: Final answer
    x = 14,025.16

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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.