Home / 14,173.77-19,559.28-7,886.01

Finding the Fourth Proportional to 14,173.77, 19,559.28 and 7,886.01

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Solution

The fourth proportional to 14,173.77, 19,559.28 and 7,886.01 is: 10,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.77 : 19,559.28 = 7,886.01 : x
  2. Step 2: Convert to fraction form
    14,173.77/19,559.28 = 7,886.01/x
  3. Step 3: Cross multiply
    14,173.77x = 19,559.28 × 7,886.01
  4. Step 4: Simplify right side
    14,173.77x = 154,244,677.67
  5. Step 5: Solve for x
    x = 154,244,677.67/14,173.77
  6. Step 6: Final answer
    x = 10,882.40

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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.