Home / 48,263.76-66,603.60-31,274.28

Finding the Fourth Proportional to 48,263.76, 66,603.60 and 31,274.28

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Solution

The fourth proportional to 48,263.76, 66,603.60 and 31,274.28 is: 43,158.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,263.76 : 66,603.60 = 31,274.28 : x
  2. Step 2: Convert to fraction form
    48,263.76/66,603.60 = 31,274.28/x
  3. Step 3: Cross multiply
    48,263.76x = 66,603.60 × 31,274.28
  4. Step 4: Simplify right side
    48,263.76x = 2,082,979,635.41
  5. Step 5: Solve for x
    x = 2,082,979,635.41/48,263.76
  6. Step 6: Final answer
    x = 43,158.25

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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.