Home / 19,323.15-28,988.88-5,995.88

Finding the Fourth Proportional to 19,323.15, 28,988.88 and 5,995.88

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Solution

The fourth proportional to 19,323.15, 28,988.88 and 5,995.88 is: 8,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323.15 : 28,988.88 = 5,995.88 : x
  2. Step 2: Convert to fraction form
    19,323.15/28,988.88 = 5,995.88/x
  3. Step 3: Cross multiply
    19,323.15x = 28,988.88 × 5,995.88
  4. Step 4: Simplify right side
    19,323.15x = 173,813,700.87
  5. Step 5: Solve for x
    x = 173,813,700.87/19,323.15
  6. Step 6: Final answer
    x = 8,995.10

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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.