Home / 14,875.56-22,308.64-5,386.68

Finding the Fourth Proportional to 14,875.56, 22,308.64 and 5,386.68

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Solution

The fourth proportional to 14,875.56, 22,308.64 and 5,386.68 is: 8,078.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,875.56 : 22,308.64 = 5,386.68 : x
  2. Step 2: Convert to fraction form
    14,875.56/22,308.64 = 5,386.68/x
  3. Step 3: Cross multiply
    14,875.56x = 22,308.64 × 5,386.68
  4. Step 4: Simplify right side
    14,875.56x = 120,169,504.92
  5. Step 5: Solve for x
    x = 120,169,504.92/14,875.56
  6. Step 6: Final answer
    x = 8,078.32

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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.