Home / 35,769.30-49,368.84-20,664.42

Finding the Fourth Proportional to 35,769.30, 49,368.84 and 20,664.42

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Solution

The fourth proportional to 35,769.30, 49,368.84 and 20,664.42 is: 28,521.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,769.30 : 49,368.84 = 20,664.42 : x
  2. Step 2: Convert to fraction form
    35,769.30/49,368.84 = 20,664.42/x
  3. Step 3: Cross multiply
    35,769.30x = 49,368.84 × 20,664.42
  4. Step 4: Simplify right side
    35,769.30x = 1,020,178,444.67
  5. Step 5: Solve for x
    x = 1,020,178,444.67/35,769.30
  6. Step 6: Final answer
    x = 28,521.06

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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.