Home / 35,703.12-53,565.87-21,487.11

Finding the Fourth Proportional to 35,703.12, 53,565.87 and 21,487.11

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Solution

The fourth proportional to 35,703.12, 53,565.87 and 21,487.11 is: 32,237.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,703.12 : 53,565.87 = 21,487.11 : x
  2. Step 2: Convert to fraction form
    35,703.12/53,565.87 = 21,487.11/x
  3. Step 3: Cross multiply
    35,703.12x = 53,565.87 × 21,487.11
  4. Step 4: Simplify right side
    35,703.12x = 1,150,975,740.94
  5. Step 5: Solve for x
    x = 1,150,975,740.94/35,703.12
  6. Step 6: Final answer
    x = 32,237.40

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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.