Home / 35,818.64-53,750.43-13,633.95

Finding the Fourth Proportional to 35,818.64, 53,750.43 and 13,633.95

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Solution

The fourth proportional to 35,818.64, 53,750.43 and 13,633.95 is: 20,459.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,818.64 : 53,750.43 = 13,633.95 : x
  2. Step 2: Convert to fraction form
    35,818.64/53,750.43 = 13,633.95/x
  3. Step 3: Cross multiply
    35,818.64x = 53,750.43 × 13,633.95
  4. Step 4: Simplify right side
    35,818.64x = 732,830,675.10
  5. Step 5: Solve for x
    x = 732,830,675.10/35,818.64
  6. Step 6: Final answer
    x = 20,459.48

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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.