Home / 14,099.72-19,448.81-9,070.50

Finding the Fourth Proportional to 14,099.72, 19,448.81 and 9,070.50

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Solution

The fourth proportional to 14,099.72, 19,448.81 and 9,070.50 is: 12,511.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,099.72 : 19,448.81 = 9,070.50 : x
  2. Step 2: Convert to fraction form
    14,099.72/19,448.81 = 9,070.50/x
  3. Step 3: Cross multiply
    14,099.72x = 19,448.81 × 9,070.50
  4. Step 4: Simplify right side
    14,099.72x = 176,410,385.75
  5. Step 5: Solve for x
    x = 176,410,385.75/14,099.72
  6. Step 6: Final answer
    x = 12,511.63

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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.