Home / 35,690.10-49,276.40-31,901.12

Finding the Fourth Proportional to 35,690.10, 49,276.40 and 31,901.12

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Solution

The fourth proportional to 35,690.10, 49,276.40 and 31,901.12 is: 44,045.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,690.10 : 49,276.40 = 31,901.12 : x
  2. Step 2: Convert to fraction form
    35,690.10/49,276.40 = 31,901.12/x
  3. Step 3: Cross multiply
    35,690.10x = 49,276.40 × 31,901.12
  4. Step 4: Simplify right side
    35,690.10x = 1,571,972,313.25
  5. Step 5: Solve for x
    x = 1,571,972,313.25/35,690.10
  6. Step 6: Final answer
    x = 44,045.05

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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.