Home / 35,386.49-48,833.70-19,471.28

Finding the Fourth Proportional to 35,386.49, 48,833.70 and 19,471.28

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Solution

The fourth proportional to 35,386.49, 48,833.70 and 19,471.28 is: 26,870.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,386.49 : 48,833.70 = 19,471.28 : x
  2. Step 2: Convert to fraction form
    35,386.49/48,833.70 = 19,471.28/x
  3. Step 3: Cross multiply
    35,386.49x = 48,833.70 × 19,471.28
  4. Step 4: Simplify right side
    35,386.49x = 950,854,768.22
  5. Step 5: Solve for x
    x = 950,854,768.22/35,386.49
  6. Step 6: Final answer
    x = 26,870.56

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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.