Home / 13,795.77-19,037.64-7,508.01

Finding the Fourth Proportional to 13,795.77, 19,037.64 and 7,508.01

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Solution

The fourth proportional to 13,795.77, 19,037.64 and 7,508.01 is: 10,360.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.77 : 19,037.64 = 7,508.01 : x
  2. Step 2: Convert to fraction form
    13,795.77/19,037.64 = 7,508.01/x
  3. Step 3: Cross multiply
    13,795.77x = 19,037.64 × 7,508.01
  4. Step 4: Simplify right side
    13,795.77x = 142,934,791.50
  5. Step 5: Solve for x
    x = 142,934,791.50/13,795.77
  6. Step 6: Final answer
    x = 10,360.77

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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.