Home / 14,091.60-19,423.08-10,730.64

Finding the Fourth Proportional to 14,091.60, 19,423.08 and 10,730.64

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Solution

The fourth proportional to 14,091.60, 19,423.08 and 10,730.64 is: 14,790.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.60 : 19,423.08 = 10,730.64 : x
  2. Step 2: Convert to fraction form
    14,091.60/19,423.08 = 10,730.64/x
  3. Step 3: Cross multiply
    14,091.60x = 19,423.08 × 10,730.64
  4. Step 4: Simplify right side
    14,091.60x = 208,422,079.17
  5. Step 5: Solve for x
    x = 208,422,079.17/14,091.60
  6. Step 6: Final answer
    x = 14,790.52

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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.