Home / 35,348.55-48,780.99-19,434.03

Finding the Fourth Proportional to 35,348.55, 48,780.99 and 19,434.03

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Solution

The fourth proportional to 35,348.55, 48,780.99 and 19,434.03 is: 26,818.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,348.55 : 48,780.99 = 19,434.03 : x
  2. Step 2: Convert to fraction form
    35,348.55/48,780.99 = 19,434.03/x
  3. Step 3: Cross multiply
    35,348.55x = 48,780.99 × 19,434.03
  4. Step 4: Simplify right side
    35,348.55x = 948,011,223.09
  5. Step 5: Solve for x
    x = 948,011,223.09/35,348.55
  6. Step 6: Final answer
    x = 26,818.96

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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.