Home / 25,510.04-38,265.16-7,740.86

Finding the Fourth Proportional to 25,510.04, 38,265.16 and 7,740.86

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Solution

The fourth proportional to 25,510.04, 38,265.16 and 7,740.86 is: 11,611.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,510.04 : 38,265.16 = 7,740.86 : x
  2. Step 2: Convert to fraction form
    25,510.04/38,265.16 = 7,740.86/x
  3. Step 3: Cross multiply
    25,510.04x = 38,265.16 × 7,740.86
  4. Step 4: Simplify right side
    25,510.04x = 296,205,246.44
  5. Step 5: Solve for x
    x = 296,205,246.44/25,510.04
  6. Step 6: Final answer
    x = 11,611.32

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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.