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Finding the Fourth Proportional to 34,583.04, 47,720.64 and 19,475.34

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Solution

The fourth proportional to 34,583.04, 47,720.64 and 19,475.34 is: 26,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,583.04 : 47,720.64 = 19,475.34 : x
  2. Step 2: Convert to fraction form
    34,583.04/47,720.64 = 19,475.34/x
  3. Step 3: Cross multiply
    34,583.04x = 47,720.64 × 19,475.34
  4. Step 4: Simplify right side
    34,583.04x = 929,375,689.02
  5. Step 5: Solve for x
    x = 929,375,689.02/34,583.04
  6. Step 6: Final answer
    x = 26,873.74

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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.