Home / 42,124.77-58,159.49-26,215.65

Finding the Fourth Proportional to 42,124.77, 58,159.49 and 26,215.65

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Solution

The fourth proportional to 42,124.77, 58,159.49 and 26,215.65 is: 36,194.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,124.77 : 58,159.49 = 26,215.65 : x
  2. Step 2: Convert to fraction form
    42,124.77/58,159.49 = 26,215.65/x
  3. Step 3: Cross multiply
    42,124.77x = 58,159.49 × 26,215.65
  4. Step 4: Simplify right side
    42,124.77x = 1,524,688,702.94
  5. Step 5: Solve for x
    x = 1,524,688,702.94/42,124.77
  6. Step 6: Final answer
    x = 36,194.59

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1.5x scale

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.