Home / 19,616.06-27,070.29-10,663.64

Finding the Fourth Proportional to 19,616.06, 27,070.29 and 10,663.64

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Solution

The fourth proportional to 19,616.06, 27,070.29 and 10,663.64 is: 14,715.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.06 : 27,070.29 = 10,663.64 : x
  2. Step 2: Convert to fraction form
    19,616.06/27,070.29 = 10,663.64/x
  3. Step 3: Cross multiply
    19,616.06x = 27,070.29 × 10,663.64
  4. Step 4: Simplify right side
    19,616.06x = 288,667,827.26
  5. Step 5: Solve for x
    x = 288,667,827.26/19,616.06
  6. Step 6: Final answer
    x = 14,715.89

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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.