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Finding the Fourth Proportional to 31,010.40, 46,464.40 and 26,402.40

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Solution

The fourth proportional to 31,010.40, 46,464.40 and 26,402.40 is: 39,560.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,010.40 : 46,464.40 = 26,402.40 : x
  2. Step 2: Convert to fraction form
    31,010.40/46,464.40 = 26,402.40/x
  3. Step 3: Cross multiply
    31,010.40x = 46,464.40 × 26,402.40
  4. Step 4: Simplify right side
    31,010.40x = 1,226,771,674.56
  5. Step 5: Solve for x
    x = 1,226,771,674.56/31,010.40
  6. Step 6: Final answer
    x = 39,560.01

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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.