Home / 19,802.16-27,320.25-11,298.17

Finding the Fourth Proportional to 19,802.16, 27,320.25 and 11,298.17

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Solution

The fourth proportional to 19,802.16, 27,320.25 and 11,298.17 is: 15,587.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.16 : 27,320.25 = 11,298.17 : x
  2. Step 2: Convert to fraction form
    19,802.16/27,320.25 = 11,298.17/x
  3. Step 3: Cross multiply
    19,802.16x = 27,320.25 × 11,298.17
  4. Step 4: Simplify right side
    19,802.16x = 308,668,897.24
  5. Step 5: Solve for x
    x = 308,668,897.24/19,802.16
  6. Step 6: Final answer
    x = 15,587.64

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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.