Home / 25,915.68-35,765.58-14,587.04

Finding the Fourth Proportional to 25,915.68, 35,765.58 and 14,587.04

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Solution

The fourth proportional to 25,915.68, 35,765.58 and 14,587.04 is: 20,131.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,915.68 : 35,765.58 = 14,587.04 : x
  2. Step 2: Convert to fraction form
    25,915.68/35,765.58 = 14,587.04/x
  3. Step 3: Cross multiply
    25,915.68x = 35,765.58 × 14,587.04
  4. Step 4: Simplify right side
    25,915.68x = 521,713,946.08
  5. Step 5: Solve for x
    x = 521,713,946.08/25,915.68
  6. Step 6: Final answer
    x = 20,131.21

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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.