Home / 30,546.06-45,823.98-10,820.28

Finding the Fourth Proportional to 30,546.06, 45,823.98 and 10,820.28

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Solution

The fourth proportional to 30,546.06, 45,823.98 and 10,820.28 is: 16,232.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,546.06 : 45,823.98 = 10,820.28 : x
  2. Step 2: Convert to fraction form
    30,546.06/45,823.98 = 10,820.28/x
  3. Step 3: Cross multiply
    30,546.06x = 45,823.98 × 10,820.28
  4. Step 4: Simplify right side
    30,546.06x = 495,828,294.31
  5. Step 5: Solve for x
    x = 495,828,294.31/30,546.06
  6. Step 6: Final answer
    x = 16,232.15

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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.