Home / 18,437.77-25,444.56-10,479.93

Finding the Fourth Proportional to 18,437.77, 25,444.56 and 10,479.93

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Solution

The fourth proportional to 18,437.77, 25,444.56 and 10,479.93 is: 14,462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,437.77 : 25,444.56 = 10,479.93 : x
  2. Step 2: Convert to fraction form
    18,437.77/25,444.56 = 10,479.93/x
  3. Step 3: Cross multiply
    18,437.77x = 25,444.56 × 10,479.93
  4. Step 4: Simplify right side
    18,437.77x = 266,657,207.68
  5. Step 5: Solve for x
    x = 266,657,207.68/18,437.77
  6. Step 6: Final answer
    x = 14,462.55

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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.