Home / 31,341.36-47,009.84-14,705.04

Finding the Fourth Proportional to 31,341.36, 47,009.84 and 14,705.04

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Solution

The fourth proportional to 31,341.36, 47,009.84 and 14,705.04 is: 22,056.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,341.36 : 47,009.84 = 14,705.04 : x
  2. Step 2: Convert to fraction form
    31,341.36/47,009.84 = 14,705.04/x
  3. Step 3: Cross multiply
    31,341.36x = 47,009.84 × 14,705.04
  4. Step 4: Simplify right side
    31,341.36x = 691,281,504.07
  5. Step 5: Solve for x
    x = 691,281,504.07/31,341.36
  6. Step 6: Final answer
    x = 22,056.53

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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.