Home / 36,667.65-54,990.45-19,127.91

Finding the Fourth Proportional to 36,667.65, 54,990.45 and 19,127.91

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Solution

The fourth proportional to 36,667.65, 54,990.45 and 19,127.91 is: 28,686.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,667.65 : 54,990.45 = 19,127.91 : x
  2. Step 2: Convert to fraction form
    36,667.65/54,990.45 = 19,127.91/x
  3. Step 3: Cross multiply
    36,667.65x = 54,990.45 × 19,127.91
  4. Step 4: Simplify right side
    36,667.65x = 1,051,852,378.46
  5. Step 5: Solve for x
    x = 1,051,852,378.46/36,667.65
  6. Step 6: Final answer
    x = 28,686.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.