Home / 35,018.60-52,531.16-13,953.56

Finding the Fourth Proportional to 35,018.60, 52,531.16 and 13,953.56

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Solution

The fourth proportional to 35,018.60, 52,531.16 and 13,953.56 is: 20,931.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,018.60 : 52,531.16 = 13,953.56 : x
  2. Step 2: Convert to fraction form
    35,018.60/52,531.16 = 13,953.56/x
  3. Step 3: Cross multiply
    35,018.60x = 52,531.16 × 13,953.56
  4. Step 4: Simplify right side
    35,018.60x = 732,996,692.93
  5. Step 5: Solve for x
    x = 732,996,692.93/35,018.60
  6. Step 6: Final answer
    x = 20,931.64

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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.