Home / 19,699.37-27,185.10-10,746.87

Finding the Fourth Proportional to 19,699.37, 27,185.10 and 10,746.87

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Solution

The fourth proportional to 19,699.37, 27,185.10 and 10,746.87 is: 14,830.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,699.37 : 27,185.10 = 10,746.87 : x
  2. Step 2: Convert to fraction form
    19,699.37/27,185.10 = 10,746.87/x
  3. Step 3: Cross multiply
    19,699.37x = 27,185.10 × 10,746.87
  4. Step 4: Simplify right side
    19,699.37x = 292,154,735.64
  5. Step 5: Solve for x
    x = 292,154,735.64/19,699.37
  6. Step 6: Final answer
    x = 14,830.66

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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.