Home / 13,258.24-19,881.96-5,762.32

Finding the Fourth Proportional to 13,258.24, 19,881.96 and 5,762.32

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Solution

The fourth proportional to 13,258.24, 19,881.96 and 5,762.32 is: 8,641.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258.24 : 19,881.96 = 5,762.32 : x
  2. Step 2: Convert to fraction form
    13,258.24/19,881.96 = 5,762.32/x
  3. Step 3: Cross multiply
    13,258.24x = 19,881.96 × 5,762.32
  4. Step 4: Simplify right side
    13,258.24x = 114,566,215.75
  5. Step 5: Solve for x
    x = 114,566,215.75/13,258.24
  6. Step 6: Final answer
    x = 8,641.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.