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Finding the Fourth Proportional to 18,547.53, 25,595.67 and 10,049.67

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Solution

The fourth proportional to 18,547.53, 25,595.67 and 10,049.67 is: 13,868.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,547.53 : 25,595.67 = 10,049.67 : x
  2. Step 2: Convert to fraction form
    18,547.53/25,595.67 = 10,049.67/x
  3. Step 3: Cross multiply
    18,547.53x = 25,595.67 × 10,049.67
  4. Step 4: Simplify right side
    18,547.53x = 257,228,036.93
  5. Step 5: Solve for x
    x = 257,228,036.93/18,547.53
  6. Step 6: Final answer
    x = 13,868.59

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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.