Home / 35,530.98-49,032.85-19,398.32

Finding the Fourth Proportional to 35,530.98, 49,032.85 and 19,398.32

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Solution

The fourth proportional to 35,530.98, 49,032.85 and 19,398.32 is: 26,769.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,530.98 : 49,032.85 = 19,398.32 : x
  2. Step 2: Convert to fraction form
    35,530.98/49,032.85 = 19,398.32/x
  3. Step 3: Cross multiply
    35,530.98x = 49,032.85 × 19,398.32
  4. Step 4: Simplify right side
    35,530.98x = 951,154,703.49
  5. Step 5: Solve for x
    x = 951,154,703.49/35,530.98
  6. Step 6: Final answer
    x = 26,769.73

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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.