Home / 18,483.36-25,507.04-10,099.86

Finding the Fourth Proportional to 18,483.36, 25,507.04 and 10,099.86

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Solution

The fourth proportional to 18,483.36, 25,507.04 and 10,099.86 is: 13,937.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,483.36 : 25,507.04 = 10,099.86 : x
  2. Step 2: Convert to fraction form
    18,483.36/25,507.04 = 10,099.86/x
  3. Step 3: Cross multiply
    18,483.36x = 25,507.04 × 10,099.86
  4. Step 4: Simplify right side
    18,483.36x = 257,617,482.52
  5. Step 5: Solve for x
    x = 257,617,482.52/18,483.36
  6. Step 6: Final answer
    x = 13,937.81

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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.