Home / 28,701.83-39,598.74-17,939.36

Finding the Fourth Proportional to 28,701.83, 39,598.74 and 17,939.36

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Solution

The fourth proportional to 28,701.83, 39,598.74 and 17,939.36 is: 24,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,701.83 : 39,598.74 = 17,939.36 : x
  2. Step 2: Convert to fraction form
    28,701.83/39,598.74 = 17,939.36/x
  3. Step 3: Cross multiply
    28,701.83x = 39,598.74 × 17,939.36
  4. Step 4: Simplify right side
    28,701.83x = 710,376,151.40
  5. Step 5: Solve for x
    x = 710,376,151.40/28,701.83
  6. Step 6: Final answer
    x = 24,750.20

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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.