Home / 25,884.04-38,818.74-7,159.72

Finding the Fourth Proportional to 25,884.04, 38,818.74 and 7,159.72

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Solution

The fourth proportional to 25,884.04, 38,818.74 and 7,159.72 is: 10,737.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,884.04 : 38,818.74 = 7,159.72 : x
  2. Step 2: Convert to fraction form
    25,884.04/38,818.74 = 7,159.72/x
  3. Step 3: Cross multiply
    25,884.04x = 38,818.74 × 7,159.72
  4. Step 4: Simplify right side
    25,884.04x = 277,931,309.15
  5. Step 5: Solve for x
    x = 277,931,309.15/25,884.04
  6. Step 6: Final answer
    x = 10,737.56

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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.