Home / 35,343.11-48,772.59-19,427.15

Finding the Fourth Proportional to 35,343.11, 48,772.59 and 19,427.15

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Solution

The fourth proportional to 35,343.11, 48,772.59 and 19,427.15 is: 26,808.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,343.11 : 48,772.59 = 19,427.15 : x
  2. Step 2: Convert to fraction form
    35,343.11/48,772.59 = 19,427.15/x
  3. Step 3: Cross multiply
    35,343.11x = 48,772.59 × 19,427.15
  4. Step 4: Simplify right side
    35,343.11x = 947,512,421.82
  5. Step 5: Solve for x
    x = 947,512,421.82/35,343.11
  6. Step 6: Final answer
    x = 26,808.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.