Home / 15,065.07-22,570.88-12,851.34

Finding the Fourth Proportional to 15,065.07, 22,570.88 and 12,851.34

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Solution

The fourth proportional to 15,065.07, 22,570.88 and 12,851.34 is: 19,254.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,065.07 : 22,570.88 = 12,851.34 : x
  2. Step 2: Convert to fraction form
    15,065.07/22,570.88 = 12,851.34/x
  3. Step 3: Cross multiply
    15,065.07x = 22,570.88 × 12,851.34
  4. Step 4: Simplify right side
    15,065.07x = 290,065,988.72
  5. Step 5: Solve for x
    x = 290,065,988.72/15,065.07
  6. Step 6: Final answer
    x = 19,254.21

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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.