Home / 42,056.64-63,127.04-30,224.30

Finding the Fourth Proportional to 42,056.64, 63,127.04 and 30,224.30

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Solution

The fourth proportional to 42,056.64, 63,127.04 and 30,224.30 is: 45,366.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,056.64 : 63,127.04 = 30,224.30 : x
  2. Step 2: Convert to fraction form
    42,056.64/63,127.04 = 30,224.30/x
  3. Step 3: Cross multiply
    42,056.64x = 63,127.04 × 30,224.30
  4. Step 4: Simplify right side
    42,056.64x = 1,907,970,128.32
  5. Step 5: Solve for x
    x = 1,907,970,128.32/42,056.64
  6. Step 6: Final answer
    x = 45,366.68

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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.