Home / 20,752.32-28,597.10-14,767.22

Finding the Fourth Proportional to 20,752.32, 28,597.10 and 14,767.22

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Solution

The fourth proportional to 20,752.32, 28,597.10 and 14,767.22 is: 20,349.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,752.32 : 28,597.10 = 14,767.22 : x
  2. Step 2: Convert to fraction form
    20,752.32/28,597.10 = 14,767.22/x
  3. Step 3: Cross multiply
    20,752.32x = 28,597.10 × 14,767.22
  4. Step 4: Simplify right side
    20,752.32x = 422,299,667.06
  5. Step 5: Solve for x
    x = 422,299,667.06/20,752.32
  6. Step 6: Final answer
    x = 20,349.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.