Home / 39,031.94-58,531.48-28,435.93

Finding the Fourth Proportional to 39,031.94, 58,531.48 and 28,435.93

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Solution

The fourth proportional to 39,031.94, 58,531.48 and 28,435.93 is: 42,641.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,031.94 : 58,531.48 = 28,435.93 : x
  2. Step 2: Convert to fraction form
    39,031.94/58,531.48 = 28,435.93/x
  3. Step 3: Cross multiply
    39,031.94x = 58,531.48 × 28,435.93
  4. Step 4: Simplify right side
    39,031.94x = 1,664,397,068.08
  5. Step 5: Solve for x
    x = 1,664,397,068.08/39,031.94
  6. Step 6: Final answer
    x = 42,641.93

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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.