Home / 15,639.84-23,476.24-15,287.24

Finding the Fourth Proportional to 15,639.84, 23,476.24 and 15,287.24

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Solution

The fourth proportional to 15,639.84, 23,476.24 and 15,287.24 is: 22,946.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,639.84 : 23,476.24 = 15,287.24 : x
  2. Step 2: Convert to fraction form
    15,639.84/23,476.24 = 15,287.24/x
  3. Step 3: Cross multiply
    15,639.84x = 23,476.24 × 15,287.24
  4. Step 4: Simplify right side
    15,639.84x = 358,886,915.18
  5. Step 5: Solve for x
    x = 358,886,915.18/15,639.84
  6. Step 6: Final answer
    x = 22,946.97

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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.