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Finding the Fourth Proportional to 65,347.29, 98,009.13 and 17,316.21

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Solution

The fourth proportional to 65,347.29, 98,009.13 and 17,316.21 is: 25,971.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,347.29 : 98,009.13 = 17,316.21 : x
  2. Step 2: Convert to fraction form
    65,347.29/98,009.13 = 17,316.21/x
  3. Step 3: Cross multiply
    65,347.29x = 98,009.13 × 17,316.21
  4. Step 4: Simplify right side
    65,347.29x = 1,697,146,677.00
  5. Step 5: Solve for x
    x = 1,697,146,677.00/65,347.29
  6. Step 6: Final answer
    x = 25,971.19

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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.