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Finding the Fourth Proportional to 34,443.96, 47,528.64 and 19,333.32

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Solution

The fourth proportional to 34,443.96, 47,528.64 and 19,333.32 is: 26,677.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,443.96 : 47,528.64 = 19,333.32 : x
  2. Step 2: Convert to fraction form
    34,443.96/47,528.64 = 19,333.32/x
  3. Step 3: Cross multiply
    34,443.96x = 47,528.64 × 19,333.32
  4. Step 4: Simplify right side
    34,443.96x = 918,886,406.28
  5. Step 5: Solve for x
    x = 918,886,406.28/34,443.96
  6. Step 6: Final answer
    x = 26,677.72

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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.