Home / 13,795.47-19,032.81-9,259.26

Finding the Fourth Proportional to 13,795.47, 19,032.81 and 9,259.26

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Solution

The fourth proportional to 13,795.47, 19,032.81 and 9,259.26 is: 12,774.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.47 : 19,032.81 = 9,259.26 : x
  2. Step 2: Convert to fraction form
    13,795.47/19,032.81 = 9,259.26/x
  3. Step 3: Cross multiply
    13,795.47x = 19,032.81 × 9,259.26
  4. Step 4: Simplify right side
    13,795.47x = 176,229,736.32
  5. Step 5: Solve for x
    x = 176,229,736.32/13,795.47
  6. Step 6: Final answer
    x = 12,774.46

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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.