Home / 31,667.95-47,495.43-11,935.63

Finding the Fourth Proportional to 31,667.95, 47,495.43 and 11,935.63

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Solution

The fourth proportional to 31,667.95, 47,495.43 and 11,935.63 is: 17,901.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,667.95 : 47,495.43 = 11,935.63 : x
  2. Step 2: Convert to fraction form
    31,667.95/47,495.43 = 11,935.63/x
  3. Step 3: Cross multiply
    31,667.95x = 47,495.43 × 11,935.63
  4. Step 4: Simplify right side
    31,667.95x = 566,887,879.17
  5. Step 5: Solve for x
    x = 566,887,879.17/31,667.95
  6. Step 6: Final answer
    x = 17,901.00

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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.