Home / 14,017.47-21,029.85-5,253.09

Finding the Fourth Proportional to 14,017.47, 21,029.85 and 5,253.09

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Solution

The fourth proportional to 14,017.47, 21,029.85 and 5,253.09 is: 7,881.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.47 : 21,029.85 = 5,253.09 : x
  2. Step 2: Convert to fraction form
    14,017.47/21,029.85 = 5,253.09/x
  3. Step 3: Cross multiply
    14,017.47x = 21,029.85 × 5,253.09
  4. Step 4: Simplify right side
    14,017.47x = 110,471,694.74
  5. Step 5: Solve for x
    x = 110,471,694.74/14,017.47
  6. Step 6: Final answer
    x = 7,881.00

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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.