Home / 39,187.52-58,701.84-31,303.52

Finding the Fourth Proportional to 39,187.52, 58,701.84 and 31,303.52

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Solution

The fourth proportional to 39,187.52, 58,701.84 and 31,303.52 is: 46,891.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,187.52 : 58,701.84 = 31,303.52 : x
  2. Step 2: Convert to fraction form
    39,187.52/58,701.84 = 31,303.52/x
  3. Step 3: Cross multiply
    39,187.52x = 58,701.84 × 31,303.52
  4. Step 4: Simplify right side
    39,187.52x = 1,837,574,222.48
  5. Step 5: Solve for x
    x = 1,837,574,222.48/39,187.52
  6. Step 6: Final answer
    x = 46,891.82

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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.