Home / 10,366.65-15,568.20-10,038.60

Finding the Fourth Proportional to 10,366.65, 15,568.20 and 10,038.60

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Solution

The fourth proportional to 10,366.65, 15,568.20 and 10,038.60 is: 15,075.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.65 : 15,568.20 = 10,038.60 : x
  2. Step 2: Convert to fraction form
    10,366.65/15,568.20 = 10,038.60/x
  3. Step 3: Cross multiply
    10,366.65x = 15,568.20 × 10,038.60
  4. Step 4: Simplify right side
    10,366.65x = 156,282,932.52
  5. Step 5: Solve for x
    x = 156,282,932.52/10,366.65
  6. Step 6: Final answer
    x = 15,075.55

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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.