Home / 28,484.03-42,726.72-9,763.92

Finding the Fourth Proportional to 28,484.03, 42,726.72 and 9,763.92

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Solution

The fourth proportional to 28,484.03, 42,726.72 and 9,763.92 is: 14,646.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,484.03 : 42,726.72 = 9,763.92 : x
  2. Step 2: Convert to fraction form
    28,484.03/42,726.72 = 9,763.92/x
  3. Step 3: Cross multiply
    28,484.03x = 42,726.72 × 9,763.92
  4. Step 4: Simplify right side
    28,484.03x = 417,180,110.01
  5. Step 5: Solve for x
    x = 417,180,110.01/28,484.03
  6. Step 6: Final answer
    x = 14,646.11

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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.