Home / 35,244.48-52,785.72-20,416.68

Finding the Fourth Proportional to 35,244.48, 52,785.72 and 20,416.68

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Solution

The fourth proportional to 35,244.48, 52,785.72 and 20,416.68 is: 30,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,244.48 : 52,785.72 = 20,416.68 : x
  2. Step 2: Convert to fraction form
    35,244.48/52,785.72 = 20,416.68/x
  3. Step 3: Cross multiply
    35,244.48x = 52,785.72 × 20,416.68
  4. Step 4: Simplify right side
    35,244.48x = 1,077,709,153.81
  5. Step 5: Solve for x
    x = 1,077,709,153.81/35,244.48
  6. Step 6: Final answer
    x = 30,578.10

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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.