Home / 19,177.95-28,729.26-17,088.15

Finding the Fourth Proportional to 19,177.95, 28,729.26 and 17,088.15

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Solution

The fourth proportional to 19,177.95, 28,729.26 and 17,088.15 is: 25,598.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,177.95 : 28,729.26 = 17,088.15 : x
  2. Step 2: Convert to fraction form
    19,177.95/28,729.26 = 17,088.15/x
  3. Step 3: Cross multiply
    19,177.95x = 28,729.26 × 17,088.15
  4. Step 4: Simplify right side
    19,177.95x = 490,929,904.27
  5. Step 5: Solve for x
    x = 490,929,904.27/19,177.95
  6. Step 6: Final answer
    x = 25,598.66

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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.