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Finding the Fourth Proportional to 30,935.04, 46,402.08 and 7,560.96

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Solution

The fourth proportional to 30,935.04, 46,402.08 and 7,560.96 is: 11,341.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,935.04 : 46,402.08 = 7,560.96 : x
  2. Step 2: Convert to fraction form
    30,935.04/46,402.08 = 7,560.96/x
  3. Step 3: Cross multiply
    30,935.04x = 46,402.08 × 7,560.96
  4. Step 4: Simplify right side
    30,935.04x = 350,844,270.80
  5. Step 5: Solve for x
    x = 350,844,270.80/30,935.04
  6. Step 6: Final answer
    x = 11,341.32

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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.