Home / 15,619.80-23,429.70-14,712.60

Finding the Fourth Proportional to 15,619.80, 23,429.70 and 14,712.60

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Solution

The fourth proportional to 15,619.80, 23,429.70 and 14,712.60 is: 22,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,619.80 : 23,429.70 = 14,712.60 : x
  2. Step 2: Convert to fraction form
    15,619.80/23,429.70 = 14,712.60/x
  3. Step 3: Cross multiply
    15,619.80x = 23,429.70 × 14,712.60
  4. Step 4: Simplify right side
    15,619.80x = 344,711,804.22
  5. Step 5: Solve for x
    x = 344,711,804.22/15,619.80
  6. Step 6: Final answer
    x = 22,068.90

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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.