Home / 14,319.78-21,488.03-5,999.08

Finding the Fourth Proportional to 14,319.78, 21,488.03 and 5,999.08

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Solution

The fourth proportional to 14,319.78, 21,488.03 and 5,999.08 is: 9,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,319.78 : 21,488.03 = 5,999.08 : x
  2. Step 2: Convert to fraction form
    14,319.78/21,488.03 = 5,999.08/x
  3. Step 3: Cross multiply
    14,319.78x = 21,488.03 × 5,999.08
  4. Step 4: Simplify right side
    14,319.78x = 128,908,411.01
  5. Step 5: Solve for x
    x = 128,908,411.01/14,319.78
  6. Step 6: Final answer
    x = 9,002.12

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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.