Home / 39,104.83-53,764.85-34,815.07

Finding the Fourth Proportional to 39,104.83, 53,764.85 and 34,815.07

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Solution

The fourth proportional to 39,104.83, 53,764.85 and 34,815.07 is: 47,866.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,104.83 : 53,764.85 = 34,815.07 : x
  2. Step 2: Convert to fraction form
    39,104.83/53,764.85 = 34,815.07/x
  3. Step 3: Cross multiply
    39,104.83x = 53,764.85 × 34,815.07
  4. Step 4: Simplify right side
    39,104.83x = 1,871,827,016.29
  5. Step 5: Solve for x
    x = 1,871,827,016.29/39,104.83
  6. Step 6: Final answer
    x = 47,866.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.