Home / 56,094.66-84,117.47-21,009.74

Finding the Fourth Proportional to 56,094.66, 84,117.47 and 21,009.74

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Solution

The fourth proportional to 56,094.66, 84,117.47 and 21,009.74 is: 31,505.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,094.66 : 84,117.47 = 21,009.74 : x
  2. Step 2: Convert to fraction form
    56,094.66/84,117.47 = 21,009.74/x
  3. Step 3: Cross multiply
    56,094.66x = 84,117.47 × 21,009.74
  4. Step 4: Simplify right side
    56,094.66x = 1,767,285,648.52
  5. Step 5: Solve for x
    x = 1,767,285,648.52/56,094.66
  6. Step 6: Final answer
    x = 31,505.42

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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.