Home / 56,056.23-77,372.64-37,898.66

Finding the Fourth Proportional to 56,056.23, 77,372.64 and 37,898.66

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Solution

The fourth proportional to 56,056.23, 77,372.64 and 37,898.66 is: 52,310.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,056.23 : 77,372.64 = 37,898.66 : x
  2. Step 2: Convert to fraction form
    56,056.23/77,372.64 = 37,898.66/x
  3. Step 3: Cross multiply
    56,056.23x = 77,372.64 × 37,898.66
  4. Step 4: Simplify right side
    56,056.23x = 2,932,319,459.07
  5. Step 5: Solve for x
    x = 2,932,319,459.07/56,056.23
  6. Step 6: Final answer
    x = 52,310.32

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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.