Home / 15,788.41-23,666.58-13,484.11

Finding the Fourth Proportional to 15,788.41, 23,666.58 and 13,484.11

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Solution

The fourth proportional to 15,788.41, 23,666.58 and 13,484.11 is: 20,212.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,788.41 : 23,666.58 = 13,484.11 : x
  2. Step 2: Convert to fraction form
    15,788.41/23,666.58 = 13,484.11/x
  3. Step 3: Cross multiply
    15,788.41x = 23,666.58 × 13,484.11
  4. Step 4: Simplify right side
    15,788.41x = 319,122,649.71
  5. Step 5: Solve for x
    x = 319,122,649.71/15,788.41
  6. Step 6: Final answer
    x = 20,212.47

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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.