Home / 56,285.40-84,417.30-16,843.80

Finding the Fourth Proportional to 56,285.40, 84,417.30 and 16,843.80

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Solution

The fourth proportional to 56,285.40, 84,417.30 and 16,843.80 is: 25,262.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,285.40 : 84,417.30 = 16,843.80 : x
  2. Step 2: Convert to fraction form
    56,285.40/84,417.30 = 16,843.80/x
  3. Step 3: Cross multiply
    56,285.40x = 84,417.30 × 16,843.80
  4. Step 4: Simplify right side
    56,285.40x = 1,421,908,117.74
  5. Step 5: Solve for x
    x = 1,421,908,117.74/56,285.40
  6. Step 6: Final answer
    x = 25,262.47

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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.