Home / 14,316.48-21,466.30-6,521.04

Finding the Fourth Proportional to 14,316.48, 21,466.30 and 6,521.04

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Solution

The fourth proportional to 14,316.48, 21,466.30 and 6,521.04 is: 9,777.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316.48 : 21,466.30 = 6,521.04 : x
  2. Step 2: Convert to fraction form
    14,316.48/21,466.30 = 6,521.04/x
  3. Step 3: Cross multiply
    14,316.48x = 21,466.30 × 6,521.04
  4. Step 4: Simplify right side
    14,316.48x = 139,982,600.95
  5. Step 5: Solve for x
    x = 139,982,600.95/14,316.48
  6. Step 6: Final answer
    x = 9,777.72

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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.