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Finding the Fourth Proportional to 54,802.71, 82,210.14 and 17,364.51

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Solution

The fourth proportional to 54,802.71, 82,210.14 and 17,364.51 is: 26,048.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,802.71 : 82,210.14 = 17,364.51 : x
  2. Step 2: Convert to fraction form
    54,802.71/82,210.14 = 17,364.51/x
  3. Step 3: Cross multiply
    54,802.71x = 82,210.14 × 17,364.51
  4. Step 4: Simplify right side
    54,802.71x = 1,427,538,798.13
  5. Step 5: Solve for x
    x = 1,427,538,798.13/54,802.71
  6. Step 6: Final answer
    x = 26,048.69

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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.