Home / 52,889.05-79,332.27-12,908.32

Finding the Fourth Proportional to 52,889.05, 79,332.27 and 12,908.32

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Solution

The fourth proportional to 52,889.05, 79,332.27 and 12,908.32 is: 19,362.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,889.05 : 79,332.27 = 12,908.32 : x
  2. Step 2: Convert to fraction form
    52,889.05/79,332.27 = 12,908.32/x
  3. Step 3: Cross multiply
    52,889.05x = 79,332.27 × 12,908.32
  4. Step 4: Simplify right side
    52,889.05x = 1,024,046,327.49
  5. Step 5: Solve for x
    x = 1,024,046,327.49/52,889.05
  6. Step 6: Final answer
    x = 19,362.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.