Home / 35,279.21-48,685.12-19,363.32

Finding the Fourth Proportional to 35,279.21, 48,685.12 and 19,363.32

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Solution

The fourth proportional to 35,279.21, 48,685.12 and 19,363.32 is: 26,721.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,279.21 : 48,685.12 = 19,363.32 : x
  2. Step 2: Convert to fraction form
    35,279.21/48,685.12 = 19,363.32/x
  3. Step 3: Cross multiply
    35,279.21x = 48,685.12 × 19,363.32
  4. Step 4: Simplify right side
    35,279.21x = 942,705,509.39
  5. Step 5: Solve for x
    x = 942,705,509.39/35,279.21
  6. Step 6: Final answer
    x = 26,721.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.