Home / 34,158.39-50,898.02-30,431.98

Finding the Fourth Proportional to 34,158.39, 50,898.02 and 30,431.98

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Solution

The fourth proportional to 34,158.39, 50,898.02 and 30,431.98 is: 45,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,158.39 : 50,898.02 = 30,431.98 : x
  2. Step 2: Convert to fraction form
    34,158.39/50,898.02 = 30,431.98/x
  3. Step 3: Cross multiply
    34,158.39x = 50,898.02 × 30,431.98
  4. Step 4: Simplify right side
    34,158.39x = 1,548,927,438.14
  5. Step 5: Solve for x
    x = 1,548,927,438.14/34,158.39
  6. Step 6: Final answer
    x = 45,345.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.