Home / 14,060.48-21,077.76-4,820

Finding the Fourth Proportional to 14,060.48, 21,077.76 and 4,820

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Solution

The fourth proportional to 14,060.48, 21,077.76 and 4,820 is: 7,225.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.48 : 21,077.76 = 4,820 : x
  2. Step 2: Convert to fraction form
    14,060.48/21,077.76 = 4,820/x
  3. Step 3: Cross multiply
    14,060.48x = 21,077.76 × 4,820
  4. Step 4: Simplify right side
    14,060.48x = 101,594,803.20
  5. Step 5: Solve for x
    x = 101,594,803.20/14,060.48
  6. Step 6: Final answer
    x = 7,225.56

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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.