Home / 35,416.71-48,873.58-20,298.87

Finding the Fourth Proportional to 35,416.71, 48,873.58 and 20,298.87

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Solution

The fourth proportional to 35,416.71, 48,873.58 and 20,298.87 is: 28,011.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,416.71 : 48,873.58 = 20,298.87 : x
  2. Step 2: Convert to fraction form
    35,416.71/48,873.58 = 20,298.87/x
  3. Step 3: Cross multiply
    35,416.71x = 48,873.58 × 20,298.87
  4. Step 4: Simplify right side
    35,416.71x = 992,078,396.11
  5. Step 5: Solve for x
    x = 992,078,396.11/35,416.71
  6. Step 6: Final answer
    x = 28,011.59

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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.