Home / 14,024.48-21,038.64-4,788

Finding the Fourth Proportional to 14,024.48, 21,038.64 and 4,788

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Solution

The fourth proportional to 14,024.48, 21,038.64 and 4,788 is: 7,182.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,024.48 : 21,038.64 = 4,788 : x
  2. Step 2: Convert to fraction form
    14,024.48/21,038.64 = 4,788/x
  3. Step 3: Cross multiply
    14,024.48x = 21,038.64 × 4,788
  4. Step 4: Simplify right side
    14,024.48x = 100,733,008.32
  5. Step 5: Solve for x
    x = 100,733,008.32/14,024.48
  6. Step 6: Final answer
    x = 7,182.66

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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.