Home / 28,384.77-42,496.83-15,027.42

Finding the Fourth Proportional to 28,384.77, 42,496.83 and 15,027.42

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Solution

The fourth proportional to 28,384.77, 42,496.83 and 15,027.42 is: 22,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,384.77 : 42,496.83 = 15,027.42 : x
  2. Step 2: Convert to fraction form
    28,384.77/42,496.83 = 15,027.42/x
  3. Step 3: Cross multiply
    28,384.77x = 42,496.83 × 15,027.42
  4. Step 4: Simplify right side
    28,384.77x = 638,617,713.08
  5. Step 5: Solve for x
    x = 638,617,713.08/28,384.77
  6. Step 6: Final answer
    x = 22,498.60

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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.