Home / 19,132.80-28,703.13-8,032.95

Finding the Fourth Proportional to 19,132.80, 28,703.13 and 8,032.95

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Solution

The fourth proportional to 19,132.80, 28,703.13 and 8,032.95 is: 12,051.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.80 : 28,703.13 = 8,032.95 : x
  2. Step 2: Convert to fraction form
    19,132.80/28,703.13 = 8,032.95/x
  3. Step 3: Cross multiply
    19,132.80x = 28,703.13 × 8,032.95
  4. Step 4: Simplify right side
    19,132.80x = 230,570,808.13
  5. Step 5: Solve for x
    x = 230,570,808.13/19,132.80
  6. Step 6: Final answer
    x = 12,051.08

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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.