Home / 15,210.18-22,813.46-4,680.18

Finding the Fourth Proportional to 15,210.18, 22,813.46 and 4,680.18

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Solution

The fourth proportional to 15,210.18, 22,813.46 and 4,680.18 is: 7,019.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,210.18 : 22,813.46 = 4,680.18 : x
  2. Step 2: Convert to fraction form
    15,210.18/22,813.46 = 4,680.18/x
  3. Step 3: Cross multiply
    15,210.18x = 22,813.46 × 4,680.18
  4. Step 4: Simplify right side
    15,210.18x = 106,771,075.82
  5. Step 5: Solve for x
    x = 106,771,075.82/15,210.18
  6. Step 6: Final answer
    x = 7,019.71

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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.