Home / 31,610.05-47,438.41-14,970.06

Finding the Fourth Proportional to 31,610.05, 47,438.41 and 14,970.06

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Solution

The fourth proportional to 31,610.05, 47,438.41 and 14,970.06 is: 22,466.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,610.05 : 47,438.41 = 14,970.06 : x
  2. Step 2: Convert to fraction form
    31,610.05/47,438.41 = 14,970.06/x
  3. Step 3: Cross multiply
    31,610.05x = 47,438.41 × 14,970.06
  4. Step 4: Simplify right side
    31,610.05x = 710,155,701.23
  5. Step 5: Solve for x
    x = 710,155,701.23/31,610.05
  6. Step 6: Final answer
    x = 22,466.14

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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.