Home / 35,595.90-49,118.88-19,678.17

Finding the Fourth Proportional to 35,595.90, 49,118.88 and 19,678.17

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Solution

The fourth proportional to 35,595.90, 49,118.88 and 19,678.17 is: 27,153.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,595.90 : 49,118.88 = 19,678.17 : x
  2. Step 2: Convert to fraction form
    35,595.90/49,118.88 = 19,678.17/x
  3. Step 3: Cross multiply
    35,595.90x = 49,118.88 × 19,678.17
  4. Step 4: Simplify right side
    35,595.90x = 966,569,670.85
  5. Step 5: Solve for x
    x = 966,569,670.85/35,595.90
  6. Step 6: Final answer
    x = 27,153.96

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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.