Home / 30,886.79-46,329.65-7,513.43

Finding the Fourth Proportional to 30,886.79, 46,329.65 and 7,513.43

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Solution

The fourth proportional to 30,886.79, 46,329.65 and 7,513.43 is: 11,270.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,886.79 : 46,329.65 = 7,513.43 : x
  2. Step 2: Convert to fraction form
    30,886.79/46,329.65 = 7,513.43/x
  3. Step 3: Cross multiply
    30,886.79x = 46,329.65 × 7,513.43
  4. Step 4: Simplify right side
    30,886.79x = 348,094,660.46
  5. Step 5: Solve for x
    x = 348,094,660.46/30,886.79
  6. Step 6: Final answer
    x = 11,270.02

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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.