Home / 39,335.36-58,953.76-30,982.40

Finding the Fourth Proportional to 39,335.36, 58,953.76 and 30,982.40

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Solution

The fourth proportional to 39,335.36, 58,953.76 and 30,982.40 is: 46,434.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,335.36 : 58,953.76 = 30,982.40 : x
  2. Step 2: Convert to fraction form
    39,335.36/58,953.76 = 30,982.40/x
  3. Step 3: Cross multiply
    39,335.36x = 58,953.76 × 30,982.40
  4. Step 4: Simplify right side
    39,335.36x = 1,826,528,973.82
  5. Step 5: Solve for x
    x = 1,826,528,973.82/39,335.36
  6. Step 6: Final answer
    x = 46,434.78

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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.