Home / 31,340.32-46,938.48-26,346.40

Finding the Fourth Proportional to 31,340.32, 46,938.48 and 26,346.40

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Solution

The fourth proportional to 31,340.32, 46,938.48 and 26,346.40 is: 39,459.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,340.32 : 46,938.48 = 26,346.40 : x
  2. Step 2: Convert to fraction form
    31,340.32/46,938.48 = 26,346.40/x
  3. Step 3: Cross multiply
    31,340.32x = 46,938.48 × 26,346.40
  4. Step 4: Simplify right side
    31,340.32x = 1,236,659,969.47
  5. Step 5: Solve for x
    x = 1,236,659,969.47/31,340.32
  6. Step 6: Final answer
    x = 39,459.07

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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.