Home / 42,853.39-64,255.43-22,838.22

Finding the Fourth Proportional to 42,853.39, 64,255.43 and 22,838.22

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Solution

The fourth proportional to 42,853.39, 64,255.43 and 22,838.22 is: 34,244.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,853.39 : 64,255.43 = 22,838.22 : x
  2. Step 2: Convert to fraction form
    42,853.39/64,255.43 = 22,838.22/x
  3. Step 3: Cross multiply
    42,853.39x = 64,255.43 × 22,838.22
  4. Step 4: Simplify right side
    42,853.39x = 1,467,479,703.63
  5. Step 5: Solve for x
    x = 1,467,479,703.63/42,853.39
  6. Step 6: Final answer
    x = 34,244.19

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1.5x scale

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.