Home / 14,152.32-21,219.48-6,752.88

Finding the Fourth Proportional to 14,152.32, 21,219.48 and 6,752.88

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Solution

The fourth proportional to 14,152.32, 21,219.48 and 6,752.88 is: 10,125.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,152.32 : 21,219.48 = 6,752.88 : x
  2. Step 2: Convert to fraction form
    14,152.32/21,219.48 = 6,752.88/x
  3. Step 3: Cross multiply
    14,152.32x = 21,219.48 × 6,752.88
  4. Step 4: Simplify right side
    14,152.32x = 143,292,602.10
  5. Step 5: Solve for x
    x = 143,292,602.10/14,152.32
  6. Step 6: Final answer
    x = 10,125.03

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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.