Home / 15,547.20-23,294.88-10,921.92

Finding the Fourth Proportional to 15,547.20, 23,294.88 and 10,921.92

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Solution

The fourth proportional to 15,547.20, 23,294.88 and 10,921.92 is: 16,364.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547.20 : 23,294.88 = 10,921.92 : x
  2. Step 2: Convert to fraction form
    15,547.20/23,294.88 = 10,921.92/x
  3. Step 3: Cross multiply
    15,547.20x = 23,294.88 × 10,921.92
  4. Step 4: Simplify right side
    15,547.20x = 254,424,815.77
  5. Step 5: Solve for x
    x = 254,424,815.77/15,547.20
  6. Step 6: Final answer
    x = 16,364.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.