Home / 17,955.18-26,903.13-10,437.65

Finding the Fourth Proportional to 17,955.18, 26,903.13 and 10,437.65

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Solution

The fourth proportional to 17,955.18, 26,903.13 and 10,437.65 is: 15,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,955.18 : 26,903.13 = 10,437.65 : x
  2. Step 2: Convert to fraction form
    17,955.18/26,903.13 = 10,437.65/x
  3. Step 3: Cross multiply
    17,955.18x = 26,903.13 × 10,437.65
  4. Step 4: Simplify right side
    17,955.18x = 280,805,454.84
  5. Step 5: Solve for x
    x = 280,805,454.84/17,955.18
  6. Step 6: Final answer
    x = 15,639.24

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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.