Home / 47,989.60-66,224.16-26,772.46

Finding the Fourth Proportional to 47,989.60, 66,224.16 and 26,772.46

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Solution

The fourth proportional to 47,989.60, 66,224.16 and 26,772.46 is: 36,945.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,989.60 : 66,224.16 = 26,772.46 : x
  2. Step 2: Convert to fraction form
    47,989.60/66,224.16 = 26,772.46/x
  3. Step 3: Cross multiply
    47,989.60x = 66,224.16 × 26,772.46
  4. Step 4: Simplify right side
    47,989.60x = 1,772,983,674.63
  5. Step 5: Solve for x
    x = 1,772,983,674.63/47,989.60
  6. Step 6: Final answer
    x = 36,945.16

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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.