Home / 12,888.06-19,334.50-4,567.10

Finding the Fourth Proportional to 12,888.06, 19,334.50 and 4,567.10

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Solution

The fourth proportional to 12,888.06, 19,334.50 and 4,567.10 is: 6,851.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,888.06 : 19,334.50 = 4,567.10 : x
  2. Step 2: Convert to fraction form
    12,888.06/19,334.50 = 4,567.10/x
  3. Step 3: Cross multiply
    12,888.06x = 19,334.50 × 4,567.10
  4. Step 4: Simplify right side
    12,888.06x = 88,302,594.95
  5. Step 5: Solve for x
    x = 88,302,594.95/12,888.06
  6. Step 6: Final answer
    x = 6,851.50

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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.