Home / 19,029.48-26,285.79-14,607.87

Finding the Fourth Proportional to 19,029.48, 26,285.79 and 14,607.87

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Solution

The fourth proportional to 19,029.48, 26,285.79 and 14,607.87 is: 20,178.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,029.48 : 26,285.79 = 14,607.87 : x
  2. Step 2: Convert to fraction form
    19,029.48/26,285.79 = 14,607.87/x
  3. Step 3: Cross multiply
    19,029.48x = 26,285.79 × 14,607.87
  4. Step 4: Simplify right side
    19,029.48x = 383,979,403.17
  5. Step 5: Solve for x
    x = 383,979,403.17/19,029.48
  6. Step 6: Final answer
    x = 20,178.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.