Home / 48,356.64-66,734.28-30,444.84

Finding the Fourth Proportional to 48,356.64, 66,734.28 and 30,444.84

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Solution

The fourth proportional to 48,356.64, 66,734.28 and 30,444.84 is: 42,015.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,356.64 : 66,734.28 = 30,444.84 : x
  2. Step 2: Convert to fraction form
    48,356.64/66,734.28 = 30,444.84/x
  3. Step 3: Cross multiply
    48,356.64x = 66,734.28 × 30,444.84
  4. Step 4: Simplify right side
    48,356.64x = 2,031,714,477.12
  5. Step 5: Solve for x
    x = 2,031,714,477.12/48,356.64
  6. Step 6: Final answer
    x = 42,015.21

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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.