Home / 28,742.19-43,153.59-14,712.27

Finding the Fourth Proportional to 28,742.19, 43,153.59 and 14,712.27

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Solution

The fourth proportional to 28,742.19, 43,153.59 and 14,712.27 is: 22,089.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,742.19 : 43,153.59 = 14,712.27 : x
  2. Step 2: Convert to fraction form
    28,742.19/43,153.59 = 14,712.27/x
  3. Step 3: Cross multiply
    28,742.19x = 43,153.59 × 14,712.27
  4. Step 4: Simplify right side
    28,742.19x = 634,887,267.55
  5. Step 5: Solve for x
    x = 634,887,267.55/28,742.19
  6. Step 6: Final answer
    x = 22,089.04

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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.