Home / 28,013.24-42,019.35-6,953.34

Finding the Fourth Proportional to 28,013.24, 42,019.35 and 6,953.34

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Solution

The fourth proportional to 28,013.24, 42,019.35 and 6,953.34 is: 10,429.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,013.24 : 42,019.35 = 6,953.34 : x
  2. Step 2: Convert to fraction form
    28,013.24/42,019.35 = 6,953.34/x
  3. Step 3: Cross multiply
    28,013.24x = 42,019.35 × 6,953.34
  4. Step 4: Simplify right side
    28,013.24x = 292,174,827.13
  5. Step 5: Solve for x
    x = 292,174,827.13/28,013.24
  6. Step 6: Final answer
    x = 10,429.88

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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.