Home / 14,055.87-19,397.58-9,280.02

Finding the Fourth Proportional to 14,055.87, 19,397.58 and 9,280.02

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Solution

The fourth proportional to 14,055.87, 19,397.58 and 9,280.02 is: 12,806.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.87 : 19,397.58 = 9,280.02 : x
  2. Step 2: Convert to fraction form
    14,055.87/19,397.58 = 9,280.02/x
  3. Step 3: Cross multiply
    14,055.87x = 19,397.58 × 9,280.02
  4. Step 4: Simplify right side
    14,055.87x = 180,009,930.35
  5. Step 5: Solve for x
    x = 180,009,930.35/14,055.87
  6. Step 6: Final answer
    x = 12,806.74

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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.