Home / 35,402.04-53,015.46-20,565.96

Finding the Fourth Proportional to 35,402.04, 53,015.46 and 20,565.96

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Solution

The fourth proportional to 35,402.04, 53,015.46 and 20,565.96 is: 30,798.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,402.04 : 53,015.46 = 20,565.96 : x
  2. Step 2: Convert to fraction form
    35,402.04/53,015.46 = 20,565.96/x
  3. Step 3: Cross multiply
    35,402.04x = 53,015.46 × 20,565.96
  4. Step 4: Simplify right side
    35,402.04x = 1,090,313,829.74
  5. Step 5: Solve for x
    x = 1,090,313,829.74/35,402.04
  6. Step 6: Final answer
    x = 30,798.05

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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.