Home / 25,014.12-37,425.65-21,870.91

Finding the Fourth Proportional to 25,014.12, 37,425.65 and 21,870.91

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Solution

The fourth proportional to 25,014.12, 37,425.65 and 21,870.91 is: 32,722.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,014.12 : 37,425.65 = 21,870.91 : x
  2. Step 2: Convert to fraction form
    25,014.12/37,425.65 = 21,870.91/x
  3. Step 3: Cross multiply
    25,014.12x = 37,425.65 × 21,870.91
  4. Step 4: Simplify right side
    25,014.12x = 818,532,960.27
  5. Step 5: Solve for x
    x = 818,532,960.27/25,014.12
  6. Step 6: Final answer
    x = 32,722.84

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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.