Home / 32,013.36-44,125.56-21,399.12

Finding the Fourth Proportional to 32,013.36, 44,125.56 and 21,399.12

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Solution

The fourth proportional to 32,013.36, 44,125.56 and 21,399.12 is: 29,495.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,013.36 : 44,125.56 = 21,399.12 : x
  2. Step 2: Convert to fraction form
    32,013.36/44,125.56 = 21,399.12/x
  3. Step 3: Cross multiply
    32,013.36x = 44,125.56 × 21,399.12
  4. Step 4: Simplify right side
    32,013.36x = 944,248,153.51
  5. Step 5: Solve for x
    x = 944,248,153.51/32,013.36
  6. Step 6: Final answer
    x = 29,495.44

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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.