Home / 15,433.47-23,037.28-13,256.19

Finding the Fourth Proportional to 15,433.47, 23,037.28 and 13,256.19

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Solution

The fourth proportional to 15,433.47, 23,037.28 and 13,256.19 is: 19,787.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,433.47 : 23,037.28 = 13,256.19 : x
  2. Step 2: Convert to fraction form
    15,433.47/23,037.28 = 13,256.19/x
  3. Step 3: Cross multiply
    15,433.47x = 23,037.28 × 13,256.19
  4. Step 4: Simplify right side
    15,433.47x = 305,386,527.62
  5. Step 5: Solve for x
    x = 305,386,527.62/15,433.47
  6. Step 6: Final answer
    x = 19,787.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.