Home / 35,270.18-48,673.86-19,355.68

Finding the Fourth Proportional to 35,270.18, 48,673.86 and 19,355.68

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Solution

The fourth proportional to 35,270.18, 48,673.86 and 19,355.68 is: 26,711.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,270.18 : 48,673.86 = 19,355.68 : x
  2. Step 2: Convert to fraction form
    35,270.18/48,673.86 = 19,355.68/x
  3. Step 3: Cross multiply
    35,270.18x = 48,673.86 × 19,355.68
  4. Step 4: Simplify right side
    35,270.18x = 942,115,561.75
  5. Step 5: Solve for x
    x = 942,115,561.75/35,270.18
  6. Step 6: Final answer
    x = 26,711.39

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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.