Home / 30,203.39-45,274.08-10,471.16

Finding the Fourth Proportional to 30,203.39, 45,274.08 and 10,471.16

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Solution

The fourth proportional to 30,203.39, 45,274.08 and 10,471.16 is: 15,695.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,203.39 : 45,274.08 = 10,471.16 : x
  2. Step 2: Convert to fraction form
    30,203.39/45,274.08 = 10,471.16/x
  3. Step 3: Cross multiply
    30,203.39x = 45,274.08 × 10,471.16
  4. Step 4: Simplify right side
    30,203.39x = 474,072,135.53
  5. Step 5: Solve for x
    x = 474,072,135.53/30,203.39
  6. Step 6: Final answer
    x = 15,695.99

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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.