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Finding the Fourth Proportional to 17,802.79, 26,538.03 and 17,532.45

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Solution

The fourth proportional to 17,802.79, 26,538.03 and 17,532.45 is: 26,135.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,802.79 : 26,538.03 = 17,532.45 : x
  2. Step 2: Convert to fraction form
    17,802.79/26,538.03 = 17,532.45/x
  3. Step 3: Cross multiply
    17,802.79x = 26,538.03 × 17,532.45
  4. Step 4: Simplify right side
    17,802.79x = 465,276,684.07
  5. Step 5: Solve for x
    x = 465,276,684.07/17,802.79
  6. Step 6: Final answer
    x = 26,135.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.