Home / 23,053.65-31,820.41-13,495.55

Finding the Fourth Proportional to 23,053.65, 31,820.41 and 13,495.55

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Solution

The fourth proportional to 23,053.65, 31,820.41 and 13,495.55 is: 18,627.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,053.65 : 31,820.41 = 13,495.55 : x
  2. Step 2: Convert to fraction form
    23,053.65/31,820.41 = 13,495.55/x
  3. Step 3: Cross multiply
    23,053.65x = 31,820.41 × 13,495.55
  4. Step 4: Simplify right side
    23,053.65x = 429,433,934.18
  5. Step 5: Solve for x
    x = 429,433,934.18/23,053.65
  6. Step 6: Final answer
    x = 18,627.59

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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.