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Finding the Fourth Proportional to 23,953.51, 35,936.34 and 7,312.87

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Solution

The fourth proportional to 23,953.51, 35,936.34 and 7,312.87 is: 10,971.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,953.51 : 35,936.34 = 7,312.87 : x
  2. Step 2: Convert to fraction form
    23,953.51/35,936.34 = 7,312.87/x
  3. Step 3: Cross multiply
    23,953.51x = 35,936.34 × 7,312.87
  4. Step 4: Simplify right side
    23,953.51x = 262,797,782.70
  5. Step 5: Solve for x
    x = 262,797,782.70/23,953.51
  6. Step 6: Final answer
    x = 10,971.16

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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.