Home / 28,760.93-39,695.59-17,436.60

Finding the Fourth Proportional to 28,760.93, 39,695.59 and 17,436.60

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Solution

The fourth proportional to 28,760.93, 39,695.59 and 17,436.60 is: 24,065.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,760.93 : 39,695.59 = 17,436.60 : x
  2. Step 2: Convert to fraction form
    28,760.93/39,695.59 = 17,436.60/x
  3. Step 3: Cross multiply
    28,760.93x = 39,695.59 × 17,436.60
  4. Step 4: Simplify right side
    28,760.93x = 692,156,001.36
  5. Step 5: Solve for x
    x = 692,156,001.36/28,760.93
  6. Step 6: Final answer
    x = 24,065.84

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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.