Home / 14,437.68-21,670.80-10,282.32

Finding the Fourth Proportional to 14,437.68, 21,670.80 and 10,282.32

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Solution

The fourth proportional to 14,437.68, 21,670.80 and 10,282.32 is: 15,433.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.68 : 21,670.80 = 10,282.32 : x
  2. Step 2: Convert to fraction form
    14,437.68/21,670.80 = 10,282.32/x
  3. Step 3: Cross multiply
    14,437.68x = 21,670.80 × 10,282.32
  4. Step 4: Simplify right side
    14,437.68x = 222,826,100.26
  5. Step 5: Solve for x
    x = 222,826,100.26/14,437.68
  6. Step 6: Final answer
    x = 15,433.65

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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.