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Finding the Fourth Proportional to 35,488.92, 48,977.58 and 19,574.76

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Solution

The fourth proportional to 35,488.92, 48,977.58 and 19,574.76 is: 27,014.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,488.92 : 48,977.58 = 19,574.76 : x
  2. Step 2: Convert to fraction form
    35,488.92/48,977.58 = 19,574.76/x
  3. Step 3: Cross multiply
    35,488.92x = 48,977.58 × 19,574.76
  4. Step 4: Simplify right side
    35,488.92x = 958,724,373.88
  5. Step 5: Solve for x
    x = 958,724,373.88/35,488.92
  6. Step 6: Final answer
    x = 27,014.75

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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.