Home / 19,915.24-27,482.52-10,962.40

Finding the Fourth Proportional to 19,915.24, 27,482.52 and 10,962.40

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Solution

The fourth proportional to 19,915.24, 27,482.52 and 10,962.40 is: 15,127.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,915.24 : 27,482.52 = 10,962.40 : x
  2. Step 2: Convert to fraction form
    19,915.24/27,482.52 = 10,962.40/x
  3. Step 3: Cross multiply
    19,915.24x = 27,482.52 × 10,962.40
  4. Step 4: Simplify right side
    19,915.24x = 301,274,377.25
  5. Step 5: Solve for x
    x = 301,274,377.25/19,915.24
  6. Step 6: Final answer
    x = 15,127.83

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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.