Home / 15,210.81-22,818.41-4,681.73

Finding the Fourth Proportional to 15,210.81, 22,818.41 and 4,681.73

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Solution

The fourth proportional to 15,210.81, 22,818.41 and 4,681.73 is: 7,023.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,210.81 : 22,818.41 = 4,681.73 : x
  2. Step 2: Convert to fraction form
    15,210.81/22,818.41 = 4,681.73/x
  3. Step 3: Cross multiply
    15,210.81x = 22,818.41 × 4,681.73
  4. Step 4: Simplify right side
    15,210.81x = 106,829,611.24
  5. Step 5: Solve for x
    x = 106,829,611.24/15,210.81
  6. Step 6: Final answer
    x = 7,023.27

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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.