Home / 14,663.36-21,994.68-4,275.20

Finding the Fourth Proportional to 14,663.36, 21,994.68 and 4,275.20

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Solution

The fourth proportional to 14,663.36, 21,994.68 and 4,275.20 is: 6,412.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,663.36 : 21,994.68 = 4,275.20 : x
  2. Step 2: Convert to fraction form
    14,663.36/21,994.68 = 4,275.20/x
  3. Step 3: Cross multiply
    14,663.36x = 21,994.68 × 4,275.20
  4. Step 4: Simplify right side
    14,663.36x = 94,031,655.94
  5. Step 5: Solve for x
    x = 94,031,655.94/14,663.36
  6. Step 6: Final answer
    x = 6,412.70

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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.