Home / 14,298.80-19,731.46-8,011.04

Finding the Fourth Proportional to 14,298.80, 19,731.46 and 8,011.04

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Solution

The fourth proportional to 14,298.80, 19,731.46 and 8,011.04 is: 11,054.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298.80 : 19,731.46 = 8,011.04 : x
  2. Step 2: Convert to fraction form
    14,298.80/19,731.46 = 8,011.04/x
  3. Step 3: Cross multiply
    14,298.80x = 19,731.46 × 8,011.04
  4. Step 4: Simplify right side
    14,298.80x = 158,069,515.32
  5. Step 5: Solve for x
    x = 158,069,515.32/14,298.80
  6. Step 6: Final answer
    x = 11,054.74

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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.