Home / 30,082.64-45,124.05-10,360.94

Finding the Fourth Proportional to 30,082.64, 45,124.05 and 10,360.94

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Solution

The fourth proportional to 30,082.64, 45,124.05 and 10,360.94 is: 15,541.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,082.64 : 45,124.05 = 10,360.94 : x
  2. Step 2: Convert to fraction form
    30,082.64/45,124.05 = 10,360.94/x
  3. Step 3: Cross multiply
    30,082.64x = 45,124.05 × 10,360.94
  4. Step 4: Simplify right side
    30,082.64x = 467,527,574.61
  5. Step 5: Solve for x
    x = 467,527,574.61/30,082.64
  6. Step 6: Final answer
    x = 15,541.44

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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.