Home / 18,316.86-25,274.55-10,358.92

Finding the Fourth Proportional to 18,316.86, 25,274.55 and 10,358.92

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Solution

The fourth proportional to 18,316.86, 25,274.55 and 10,358.92 is: 14,293.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.86 : 25,274.55 = 10,358.92 : x
  2. Step 2: Convert to fraction form
    18,316.86/25,274.55 = 10,358.92/x
  3. Step 3: Cross multiply
    18,316.86x = 25,274.55 × 10,358.92
  4. Step 4: Simplify right side
    18,316.86x = 261,817,041.49
  5. Step 5: Solve for x
    x = 261,817,041.49/18,316.86
  6. Step 6: Final answer
    x = 14,293.77

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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.