Home / 31,218.96-46,827.06-9,031.84

Finding the Fourth Proportional to 31,218.96, 46,827.06 and 9,031.84

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Solution

The fourth proportional to 31,218.96, 46,827.06 and 9,031.84 is: 13,547.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,218.96 : 46,827.06 = 9,031.84 : x
  2. Step 2: Convert to fraction form
    31,218.96/46,827.06 = 9,031.84/x
  3. Step 3: Cross multiply
    31,218.96x = 46,827.06 × 9,031.84
  4. Step 4: Simplify right side
    31,218.96x = 422,934,513.59
  5. Step 5: Solve for x
    x = 422,934,513.59/31,218.96
  6. Step 6: Final answer
    x = 13,547.36

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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.