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Finding the Fourth Proportional to 35,952.72, 53,931.38 and 10,993.66

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Solution

The fourth proportional to 35,952.72, 53,931.38 and 10,993.66 is: 16,491.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,952.72 : 53,931.38 = 10,993.66 : x
  2. Step 2: Convert to fraction form
    35,952.72/53,931.38 = 10,993.66/x
  3. Step 3: Cross multiply
    35,952.72x = 53,931.38 × 10,993.66
  4. Step 4: Simplify right side
    35,952.72x = 592,903,255.05
  5. Step 5: Solve for x
    x = 592,903,255.05/35,952.72
  6. Step 6: Final answer
    x = 16,491.19

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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.