Home / 35,312.77-48,729.22-19,397.89

Finding the Fourth Proportional to 35,312.77, 48,729.22 and 19,397.89

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Solution

The fourth proportional to 35,312.77, 48,729.22 and 19,397.89 is: 26,767.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,312.77 : 48,729.22 = 19,397.89 : x
  2. Step 2: Convert to fraction form
    35,312.77/48,729.22 = 19,397.89/x
  3. Step 3: Cross multiply
    35,312.77x = 48,729.22 × 19,397.89
  4. Step 4: Simplify right side
    35,312.77x = 945,244,049.35
  5. Step 5: Solve for x
    x = 945,244,049.35/35,312.77
  6. Step 6: Final answer
    x = 26,767.77

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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.