Home / 15,172.67-22,762.35-4,642.77

Finding the Fourth Proportional to 15,172.67, 22,762.35 and 4,642.77

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Solution

The fourth proportional to 15,172.67, 22,762.35 and 4,642.77 is: 6,965.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,172.67 : 22,762.35 = 4,642.77 : x
  2. Step 2: Convert to fraction form
    15,172.67/22,762.35 = 4,642.77/x
  3. Step 3: Cross multiply
    15,172.67x = 22,762.35 × 4,642.77
  4. Step 4: Simplify right side
    15,172.67x = 105,680,441.07
  5. Step 5: Solve for x
    x = 105,680,441.07/15,172.67
  6. Step 6: Final answer
    x = 6,965.18

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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.