Home / 19,937.16-27,513.29-10,984.59

Finding the Fourth Proportional to 19,937.16, 27,513.29 and 10,984.59

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Solution

The fourth proportional to 19,937.16, 27,513.29 and 10,984.59 is: 15,158.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937.16 : 27,513.29 = 10,984.59 : x
  2. Step 2: Convert to fraction form
    19,937.16/27,513.29 = 10,984.59/x
  3. Step 3: Cross multiply
    19,937.16x = 27,513.29 × 10,984.59
  4. Step 4: Simplify right side
    19,937.16x = 302,222,237.66
  5. Step 5: Solve for x
    x = 302,222,237.66/19,937.16
  6. Step 6: Final answer
    x = 15,158.74

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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.