Home / 35,345.40-52,979.22-14,557.56

Finding the Fourth Proportional to 35,345.40, 52,979.22 and 14,557.56

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Solution

The fourth proportional to 35,345.40, 52,979.22 and 14,557.56 is: 21,820.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,345.40 : 52,979.22 = 14,557.56 : x
  2. Step 2: Convert to fraction form
    35,345.40/52,979.22 = 14,557.56/x
  3. Step 3: Cross multiply
    35,345.40x = 52,979.22 × 14,557.56
  4. Step 4: Simplify right side
    35,345.40x = 771,248,173.90
  5. Step 5: Solve for x
    x = 771,248,173.90/35,345.40
  6. Step 6: Final answer
    x = 21,820.33

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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.