Home / 19,628.65-29,442.28-5,588.75

Finding the Fourth Proportional to 19,628.65, 29,442.28 and 5,588.75

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Solution

The fourth proportional to 19,628.65, 29,442.28 and 5,588.75 is: 8,382.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,628.65 : 29,442.28 = 5,588.75 : x
  2. Step 2: Convert to fraction form
    19,628.65/29,442.28 = 5,588.75/x
  3. Step 3: Cross multiply
    19,628.65x = 29,442.28 × 5,588.75
  4. Step 4: Simplify right side
    19,628.65x = 164,545,381.17
  5. Step 5: Solve for x
    x = 164,545,381.17/19,628.65
  6. Step 6: Final answer
    x = 8,382.92

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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.