Home / 32,021.43-47,999.33-13,312.32

Finding the Fourth Proportional to 32,021.43, 47,999.33 and 13,312.32

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Solution

The fourth proportional to 32,021.43, 47,999.33 and 13,312.32 is: 19,954.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,021.43 : 47,999.33 = 13,312.32 : x
  2. Step 2: Convert to fraction form
    32,021.43/47,999.33 = 13,312.32/x
  3. Step 3: Cross multiply
    32,021.43x = 47,999.33 × 13,312.32
  4. Step 4: Simplify right side
    32,021.43x = 638,982,374.18
  5. Step 5: Solve for x
    x = 638,982,374.18/32,021.43
  6. Step 6: Final answer
    x = 19,954.84

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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.