Home / 35,794.28-53,660.64-12,417.68

Finding the Fourth Proportional to 35,794.28, 53,660.64 and 12,417.68

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Solution

The fourth proportional to 35,794.28, 53,660.64 and 12,417.68 is: 18,615.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,794.28 : 53,660.64 = 12,417.68 : x
  2. Step 2: Convert to fraction form
    35,794.28/53,660.64 = 12,417.68/x
  3. Step 3: Cross multiply
    35,794.28x = 53,660.64 × 12,417.68
  4. Step 4: Simplify right side
    35,794.28x = 666,340,656.12
  5. Step 5: Solve for x
    x = 666,340,656.12/35,794.28
  6. Step 6: Final answer
    x = 18,615.84

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1.5x scale

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.