Home / 39,041.05-53,862.15-25,619.77

Finding the Fourth Proportional to 39,041.05, 53,862.15 and 25,619.77

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Solution

The fourth proportional to 39,041.05, 53,862.15 and 25,619.77 is: 35,345.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,041.05 : 53,862.15 = 25,619.77 : x
  2. Step 2: Convert to fraction form
    39,041.05/53,862.15 = 25,619.77/x
  3. Step 3: Cross multiply
    39,041.05x = 53,862.15 × 25,619.77
  4. Step 4: Simplify right side
    39,041.05x = 1,379,935,894.71
  5. Step 5: Solve for x
    x = 1,379,935,894.71/39,041.05
  6. Step 6: Final answer
    x = 35,345.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.