Home / 36,678.42-55,017.63-10,383.30

Finding the Fourth Proportional to 36,678.42, 55,017.63 and 10,383.30

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Solution

The fourth proportional to 36,678.42, 55,017.63 and 10,383.30 is: 15,574.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,678.42 : 55,017.63 = 10,383.30 : x
  2. Step 2: Convert to fraction form
    36,678.42/55,017.63 = 10,383.30/x
  3. Step 3: Cross multiply
    36,678.42x = 55,017.63 × 10,383.30
  4. Step 4: Simplify right side
    36,678.42x = 571,264,557.58
  5. Step 5: Solve for x
    x = 571,264,557.58/36,678.42
  6. Step 6: Final answer
    x = 15,574.95

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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.