Home / 31,601.95-47,362.02-12,860.17

Finding the Fourth Proportional to 31,601.95, 47,362.02 and 12,860.17

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Solution

The fourth proportional to 31,601.95, 47,362.02 and 12,860.17 is: 19,273.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,601.95 : 47,362.02 = 12,860.17 : x
  2. Step 2: Convert to fraction form
    31,601.95/47,362.02 = 12,860.17/x
  3. Step 3: Cross multiply
    31,601.95x = 47,362.02 × 12,860.17
  4. Step 4: Simplify right side
    31,601.95x = 609,083,462.11
  5. Step 5: Solve for x
    x = 609,083,462.11/31,601.95
  6. Step 6: Final answer
    x = 19,273.61

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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.