Home / 13,795.70-19,037.51-7,827.25

Finding the Fourth Proportional to 13,795.70, 19,037.51 and 7,827.25

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Solution

The fourth proportional to 13,795.70, 19,037.51 and 7,827.25 is: 10,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.70 : 19,037.51 = 7,827.25 : x
  2. Step 2: Convert to fraction form
    13,795.70/19,037.51 = 7,827.25/x
  3. Step 3: Cross multiply
    13,795.70x = 19,037.51 × 7,827.25
  4. Step 4: Simplify right side
    13,795.70x = 149,011,275.67
  5. Step 5: Solve for x
    x = 149,011,275.67/13,795.70
  6. Step 6: Final answer
    x = 10,801.28

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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.