Home / 15,740.80-23,611.12-5,877.52

Finding the Fourth Proportional to 15,740.80, 23,611.12 and 5,877.52

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Solution

The fourth proportional to 15,740.80, 23,611.12 and 5,877.52 is: 8,816.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,740.80 : 23,611.12 = 5,877.52 : x
  2. Step 2: Convert to fraction form
    15,740.80/23,611.12 = 5,877.52/x
  3. Step 3: Cross multiply
    15,740.80x = 23,611.12 × 5,877.52
  4. Step 4: Simplify right side
    15,740.80x = 138,774,830.02
  5. Step 5: Solve for x
    x = 138,774,830.02/15,740.80
  6. Step 6: Final answer
    x = 8,816.25

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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.