Home / 31,066.68-46,607.28-8,880.36

Finding the Fourth Proportional to 31,066.68, 46,607.28 and 8,880.36

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Solution

The fourth proportional to 31,066.68, 46,607.28 and 8,880.36 is: 13,322.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,066.68 : 46,607.28 = 8,880.36 : x
  2. Step 2: Convert to fraction form
    31,066.68/46,607.28 = 8,880.36/x
  3. Step 3: Cross multiply
    31,066.68x = 46,607.28 × 8,880.36
  4. Step 4: Simplify right side
    31,066.68x = 413,889,425.02
  5. Step 5: Solve for x
    x = 413,889,425.02/31,066.68
  6. Step 6: Final answer
    x = 13,322.62

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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.