Home / 14,437.80-21,656.70-8,873.10

Finding the Fourth Proportional to 14,437.80, 21,656.70 and 8,873.10

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Solution

The fourth proportional to 14,437.80, 21,656.70 and 8,873.10 is: 13,309.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.80 : 21,656.70 = 8,873.10 : x
  2. Step 2: Convert to fraction form
    14,437.80/21,656.70 = 8,873.10/x
  3. Step 3: Cross multiply
    14,437.80x = 21,656.70 × 8,873.10
  4. Step 4: Simplify right side
    14,437.80x = 192,162,064.77
  5. Step 5: Solve for x
    x = 192,162,064.77/14,437.80
  6. Step 6: Final answer
    x = 13,309.65

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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.