Home / 22,710.36-31,307.82-15,975.08

Finding the Fourth Proportional to 22,710.36, 31,307.82 and 15,975.08

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Solution

The fourth proportional to 22,710.36, 31,307.82 and 15,975.08 is: 22,022.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,710.36 : 31,307.82 = 15,975.08 : x
  2. Step 2: Convert to fraction form
    22,710.36/31,307.82 = 15,975.08/x
  3. Step 3: Cross multiply
    22,710.36x = 31,307.82 × 15,975.08
  4. Step 4: Simplify right side
    22,710.36x = 500,144,849.25
  5. Step 5: Solve for x
    x = 500,144,849.25/22,710.36
  6. Step 6: Final answer
    x = 22,022.76

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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.