Home / 29,228.56-40,335.71-15,800.08

Finding the Fourth Proportional to 29,228.56, 40,335.71 and 15,800.08

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Solution

The fourth proportional to 29,228.56, 40,335.71 and 15,800.08 is: 21,804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,228.56 : 40,335.71 = 15,800.08 : x
  2. Step 2: Convert to fraction form
    29,228.56/40,335.71 = 15,800.08/x
  3. Step 3: Cross multiply
    29,228.56x = 40,335.71 × 15,800.08
  4. Step 4: Simplify right side
    29,228.56x = 637,307,444.86
  5. Step 5: Solve for x
    x = 637,307,444.86/29,228.56
  6. Step 6: Final answer
    x = 21,804.27

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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.