Home / 31,617.60-47,427.21-14,973.72

Finding the Fourth Proportional to 31,617.60, 47,427.21 and 14,973.72

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Solution

The fourth proportional to 31,617.60, 47,427.21 and 14,973.72 is: 22,460.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,617.60 : 47,427.21 = 14,973.72 : x
  2. Step 2: Convert to fraction form
    31,617.60/47,427.21 = 14,973.72/x
  3. Step 3: Cross multiply
    31,617.60x = 47,427.21 × 14,973.72
  4. Step 4: Simplify right side
    31,617.60x = 710,161,762.92
  5. Step 5: Solve for x
    x = 710,161,762.92/31,617.60
  6. Step 6: Final answer
    x = 22,460.96

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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.