Home / 14,686.71-22,019.85-4,688.16

Finding the Fourth Proportional to 14,686.71, 22,019.85 and 4,688.16

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Solution

The fourth proportional to 14,686.71, 22,019.85 and 4,688.16 is: 7,028.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,686.71 : 22,019.85 = 4,688.16 : x
  2. Step 2: Convert to fraction form
    14,686.71/22,019.85 = 4,688.16/x
  3. Step 3: Cross multiply
    14,686.71x = 22,019.85 × 4,688.16
  4. Step 4: Simplify right side
    14,686.71x = 103,232,579.98
  5. Step 5: Solve for x
    x = 103,232,579.98/14,686.71
  6. Step 6: Final answer
    x = 7,028.98

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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.