Home / 15,673.01-21,622.59-10,006.65

Finding the Fourth Proportional to 15,673.01, 21,622.59 and 10,006.65

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Solution

The fourth proportional to 15,673.01, 21,622.59 and 10,006.65 is: 13,805.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673.01 : 21,622.59 = 10,006.65 : x
  2. Step 2: Convert to fraction form
    15,673.01/21,622.59 = 10,006.65/x
  3. Step 3: Cross multiply
    15,673.01x = 21,622.59 × 10,006.65
  4. Step 4: Simplify right side
    15,673.01x = 216,369,690.22
  5. Step 5: Solve for x
    x = 216,369,690.22/15,673.01
  6. Step 6: Final answer
    x = 13,805.25

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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.