Home / 35,427.42-48,889.71-19,512.72

Finding the Fourth Proportional to 35,427.42, 48,889.71 and 19,512.72

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Solution

The fourth proportional to 35,427.42, 48,889.71 and 19,512.72 is: 26,927.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,427.42 : 48,889.71 = 19,512.72 : x
  2. Step 2: Convert to fraction form
    35,427.42/48,889.71 = 19,512.72/x
  3. Step 3: Cross multiply
    35,427.42x = 48,889.71 × 19,512.72
  4. Step 4: Simplify right side
    35,427.42x = 953,971,222.11
  5. Step 5: Solve for x
    x = 953,971,222.11/35,427.42
  6. Step 6: Final answer
    x = 26,927.48

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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.