Home / 15,580.86-23,341.05-13,835.58

Finding the Fourth Proportional to 15,580.86, 23,341.05 and 13,835.58

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Solution

The fourth proportional to 15,580.86, 23,341.05 and 13,835.58 is: 20,726.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,580.86 : 23,341.05 = 13,835.58 : x
  2. Step 2: Convert to fraction form
    15,580.86/23,341.05 = 13,835.58/x
  3. Step 3: Cross multiply
    15,580.86x = 23,341.05 × 13,835.58
  4. Step 4: Simplify right side
    15,580.86x = 322,936,964.56
  5. Step 5: Solve for x
    x = 322,936,964.56/15,580.86
  6. Step 6: Final answer
    x = 20,726.52

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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.