Home / 12,303.58-18,448.04-5,731.24

Finding the Fourth Proportional to 12,303.58, 18,448.04 and 5,731.24

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Solution

The fourth proportional to 12,303.58, 18,448.04 and 5,731.24 is: 8,593.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,303.58 : 18,448.04 = 5,731.24 : x
  2. Step 2: Convert to fraction form
    12,303.58/18,448.04 = 5,731.24/x
  3. Step 3: Cross multiply
    12,303.58x = 18,448.04 × 5,731.24
  4. Step 4: Simplify right side
    12,303.58x = 105,730,144.77
  5. Step 5: Solve for x
    x = 105,730,144.77/12,303.58
  6. Step 6: Final answer
    x = 8,593.45

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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.