Home / 35,306.08-48,723.47-19,390.49

Finding the Fourth Proportional to 35,306.08, 48,723.47 and 19,390.49

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Solution

The fourth proportional to 35,306.08, 48,723.47 and 19,390.49 is: 26,759.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,306.08 : 48,723.47 = 19,390.49 : x
  2. Step 2: Convert to fraction form
    35,306.08/48,723.47 = 19,390.49/x
  3. Step 3: Cross multiply
    35,306.08x = 48,723.47 × 19,390.49
  4. Step 4: Simplify right side
    35,306.08x = 944,771,981.73
  5. Step 5: Solve for x
    x = 944,771,981.73/35,306.08
  6. Step 6: Final answer
    x = 26,759.47

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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.