Home / 13,873.46-19,148.93-8,565.23

Finding the Fourth Proportional to 13,873.46, 19,148.93 and 8,565.23

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Solution

The fourth proportional to 13,873.46, 19,148.93 and 8,565.23 is: 11,822.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873.46 : 19,148.93 = 8,565.23 : x
  2. Step 2: Convert to fraction form
    13,873.46/19,148.93 = 8,565.23/x
  3. Step 3: Cross multiply
    13,873.46x = 19,148.93 × 8,565.23
  4. Step 4: Simplify right side
    13,873.46x = 164,014,851.13
  5. Step 5: Solve for x
    x = 164,014,851.13/13,873.46
  6. Step 6: Final answer
    x = 11,822.21

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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.