Home / 32,212.14-44,430.26-31,128.36

Finding the Fourth Proportional to 32,212.14, 44,430.26 and 31,128.36

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Solution

The fourth proportional to 32,212.14, 44,430.26 and 31,128.36 is: 42,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,212.14 : 44,430.26 = 31,128.36 : x
  2. Step 2: Convert to fraction form
    32,212.14/44,430.26 = 31,128.36/x
  3. Step 3: Cross multiply
    32,212.14x = 44,430.26 × 31,128.36
  4. Step 4: Simplify right side
    32,212.14x = 1,383,041,128.17
  5. Step 5: Solve for x
    x = 1,383,041,128.17/32,212.14
  6. Step 6: Final answer
    x = 42,935.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.