Home / 31,054.77-42,849.95-17,626.59

Finding the Fourth Proportional to 31,054.77, 42,849.95 and 17,626.59

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Solution

The fourth proportional to 31,054.77, 42,849.95 and 17,626.59 is: 24,321.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,054.77 : 42,849.95 = 17,626.59 : x
  2. Step 2: Convert to fraction form
    31,054.77/42,849.95 = 17,626.59/x
  3. Step 3: Cross multiply
    31,054.77x = 42,849.95 × 17,626.59
  4. Step 4: Simplify right side
    31,054.77x = 755,298,412.04
  5. Step 5: Solve for x
    x = 755,298,412.04/31,054.77
  6. Step 6: Final answer
    x = 24,321.49

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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.