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Finding the Fourth Proportional to 34,687.51, 52,010.19 and 13,602.29

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Solution

The fourth proportional to 34,687.51, 52,010.19 and 13,602.29 is: 20,395.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,687.51 : 52,010.19 = 13,602.29 : x
  2. Step 2: Convert to fraction form
    34,687.51/52,010.19 = 13,602.29/x
  3. Step 3: Cross multiply
    34,687.51x = 52,010.19 × 13,602.29
  4. Step 4: Simplify right side
    34,687.51x = 707,457,427.28
  5. Step 5: Solve for x
    x = 707,457,427.28/34,687.51
  6. Step 6: Final answer
    x = 20,395.16

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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.