Home / 53,484.11-73,807.56-30,814.77

Finding the Fourth Proportional to 53,484.11, 73,807.56 and 30,814.77

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Solution

The fourth proportional to 53,484.11, 73,807.56 and 30,814.77 is: 42,524.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,484.11 : 73,807.56 = 30,814.77 : x
  2. Step 2: Convert to fraction form
    53,484.11/73,807.56 = 30,814.77/x
  3. Step 3: Cross multiply
    53,484.11x = 73,807.56 × 30,814.77
  4. Step 4: Simplify right side
    53,484.11x = 2,274,362,985.66
  5. Step 5: Solve for x
    x = 2,274,362,985.66/53,484.11
  6. Step 6: Final answer
    x = 42,524.09

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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.