Home / 13,955.80-19,258.86-7,582.26

Finding the Fourth Proportional to 13,955.80, 19,258.86 and 7,582.26

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Solution

The fourth proportional to 13,955.80, 19,258.86 and 7,582.26 is: 10,463.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955.80 : 19,258.86 = 7,582.26 : x
  2. Step 2: Convert to fraction form
    13,955.80/19,258.86 = 7,582.26/x
  3. Step 3: Cross multiply
    13,955.80x = 19,258.86 × 7,582.26
  4. Step 4: Simplify right side
    13,955.80x = 146,025,587.53
  5. Step 5: Solve for x
    x = 146,025,587.53/13,955.80
  6. Step 6: Final answer
    x = 10,463.44

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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.