Home / 60,671.04-91,015.68-19,117.44

Finding the Fourth Proportional to 60,671.04, 91,015.68 and 19,117.44

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Solution

The fourth proportional to 60,671.04, 91,015.68 and 19,117.44 is: 28,679.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,671.04 : 91,015.68 = 19,117.44 : x
  2. Step 2: Convert to fraction form
    60,671.04/91,015.68 = 19,117.44/x
  3. Step 3: Cross multiply
    60,671.04x = 91,015.68 × 19,117.44
  4. Step 4: Simplify right side
    60,671.04x = 1,739,986,801.46
  5. Step 5: Solve for x
    x = 1,739,986,801.46/60,671.04
  6. Step 6: Final answer
    x = 28,679.03

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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.