Home / 14,483.64-19,997.28-10,966.08

Finding the Fourth Proportional to 14,483.64, 19,997.28 and 10,966.08

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Solution

The fourth proportional to 14,483.64, 19,997.28 and 10,966.08 is: 15,140.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,483.64 : 19,997.28 = 10,966.08 : x
  2. Step 2: Convert to fraction form
    14,483.64/19,997.28 = 10,966.08/x
  3. Step 3: Cross multiply
    14,483.64x = 19,997.28 × 10,966.08
  4. Step 4: Simplify right side
    14,483.64x = 219,291,772.26
  5. Step 5: Solve for x
    x = 219,291,772.26/14,483.64
  6. Step 6: Final answer
    x = 15,140.65

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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.