Home / 31,032.64-46,551.12-10,270.72

Finding the Fourth Proportional to 31,032.64, 46,551.12 and 10,270.72

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Solution

The fourth proportional to 31,032.64, 46,551.12 and 10,270.72 is: 15,406.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,032.64 : 46,551.12 = 10,270.72 : x
  2. Step 2: Convert to fraction form
    31,032.64/46,551.12 = 10,270.72/x
  3. Step 3: Cross multiply
    31,032.64x = 46,551.12 × 10,270.72
  4. Step 4: Simplify right side
    31,032.64x = 478,113,519.21
  5. Step 5: Solve for x
    x = 478,113,519.21/31,032.64
  6. Step 6: Final answer
    x = 15,406.79

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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.