Home / 35,031.37-48,349.56-20,885.14

Finding the Fourth Proportional to 35,031.37, 48,349.56 and 20,885.14

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Solution

The fourth proportional to 35,031.37, 48,349.56 and 20,885.14 is: 28,825.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,031.37 : 48,349.56 = 20,885.14 : x
  2. Step 2: Convert to fraction form
    35,031.37/48,349.56 = 20,885.14/x
  3. Step 3: Cross multiply
    35,031.37x = 48,349.56 × 20,885.14
  4. Step 4: Simplify right side
    35,031.37x = 1,009,787,329.54
  5. Step 5: Solve for x
    x = 1,009,787,329.54/35,031.37
  6. Step 6: Final answer
    x = 28,825.23

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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.