Home / 21,332.37-31,999.37-5,750.13

Finding the Fourth Proportional to 21,332.37, 31,999.37 and 5,750.13

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Solution

The fourth proportional to 21,332.37, 31,999.37 and 5,750.13 is: 8,625.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,332.37 : 31,999.37 = 5,750.13 : x
  2. Step 2: Convert to fraction form
    21,332.37/31,999.37 = 5,750.13/x
  3. Step 3: Cross multiply
    21,332.37x = 31,999.37 × 5,750.13
  4. Step 4: Simplify right side
    21,332.37x = 184,000,508.67
  5. Step 5: Solve for x
    x = 184,000,508.67/21,332.37
  6. Step 6: Final answer
    x = 8,625.41

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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.