Home / 19,088.15-28,633.12-15,750.20

Finding the Fourth Proportional to 19,088.15, 28,633.12 and 15,750.20

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Solution

The fourth proportional to 19,088.15, 28,633.12 and 15,750.20 is: 23,626.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,088.15 : 28,633.12 = 15,750.20 : x
  2. Step 2: Convert to fraction form
    19,088.15/28,633.12 = 15,750.20/x
  3. Step 3: Cross multiply
    19,088.15x = 28,633.12 × 15,750.20
  4. Step 4: Simplify right side
    19,088.15x = 450,977,398.83
  5. Step 5: Solve for x
    x = 450,977,398.83/19,088.15
  6. Step 6: Final answer
    x = 23,626.05

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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.