Home / 35,565.96-53,330.40-17,777.28

Finding the Fourth Proportional to 35,565.96, 53,330.40 and 17,777.28

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Solution

The fourth proportional to 35,565.96, 53,330.40 and 17,777.28 is: 26,656.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,565.96 : 53,330.40 = 17,777.28 : x
  2. Step 2: Convert to fraction form
    35,565.96/53,330.40 = 17,777.28/x
  3. Step 3: Cross multiply
    35,565.96x = 53,330.40 × 17,777.28
  4. Step 4: Simplify right side
    35,565.96x = 948,069,453.31
  5. Step 5: Solve for x
    x = 948,069,453.31/35,565.96
  6. Step 6: Final answer
    x = 26,656.65

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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.