Home / 35,270.79-48,675.09-19,355.81

Finding the Fourth Proportional to 35,270.79, 48,675.09 and 19,355.81

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Solution

The fourth proportional to 35,270.79, 48,675.09 and 19,355.81 is: 26,711.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,270.79 : 48,675.09 = 19,355.81 : x
  2. Step 2: Convert to fraction form
    35,270.79/48,675.09 = 19,355.81/x
  3. Step 3: Cross multiply
    35,270.79x = 48,675.09 × 19,355.81
  4. Step 4: Simplify right side
    35,270.79x = 942,145,793.77
  5. Step 5: Solve for x
    x = 942,145,793.77/35,270.79
  6. Step 6: Final answer
    x = 26,711.79

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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.