Home / 18,533.64-25,570.92-10,572.96

Finding the Fourth Proportional to 18,533.64, 25,570.92 and 10,572.96

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Solution

The fourth proportional to 18,533.64, 25,570.92 and 10,572.96 is: 14,587.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,533.64 : 25,570.92 = 10,572.96 : x
  2. Step 2: Convert to fraction form
    18,533.64/25,570.92 = 10,572.96/x
  3. Step 3: Cross multiply
    18,533.64x = 25,570.92 × 10,572.96
  4. Step 4: Simplify right side
    18,533.64x = 270,360,314.32
  5. Step 5: Solve for x
    x = 270,360,314.32/18,533.64
  6. Step 6: Final answer
    x = 14,587.55

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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.