Home / 14,368.51-21,558.12-6,468.66

Finding the Fourth Proportional to 14,368.51, 21,558.12 and 6,468.66

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Solution

The fourth proportional to 14,368.51, 21,558.12 and 6,468.66 is: 9,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368.51 : 21,558.12 = 6,468.66 : x
  2. Step 2: Convert to fraction form
    14,368.51/21,558.12 = 6,468.66/x
  3. Step 3: Cross multiply
    14,368.51x = 21,558.12 × 6,468.66
  4. Step 4: Simplify right side
    14,368.51x = 139,452,178.84
  5. Step 5: Solve for x
    x = 139,452,178.84/14,368.51
  6. Step 6: Final answer
    x = 9,705.40

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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.