Home / 25,071.77-34,599.02-15,000.62

Finding the Fourth Proportional to 25,071.77, 34,599.02 and 15,000.62

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Solution

The fourth proportional to 25,071.77, 34,599.02 and 15,000.62 is: 20,700.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,071.77 : 34,599.02 = 15,000.62 : x
  2. Step 2: Convert to fraction form
    25,071.77/34,599.02 = 15,000.62/x
  3. Step 3: Cross multiply
    25,071.77x = 34,599.02 × 15,000.62
  4. Step 4: Simplify right side
    25,071.77x = 519,006,751.39
  5. Step 5: Solve for x
    x = 519,006,751.39/25,071.77
  6. Step 6: Final answer
    x = 20,700.84

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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.