Home / 26,619.40-39,929.10-25,323.40

Finding the Fourth Proportional to 26,619.40, 39,929.10 and 25,323.40

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Solution

The fourth proportional to 26,619.40, 39,929.10 and 25,323.40 is: 37,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,619.40 : 39,929.10 = 25,323.40 : x
  2. Step 2: Convert to fraction form
    26,619.40/39,929.10 = 25,323.40/x
  3. Step 3: Cross multiply
    26,619.40x = 39,929.10 × 25,323.40
  4. Step 4: Simplify right side
    26,619.40x = 1,011,140,570.94
  5. Step 5: Solve for x
    x = 1,011,140,570.94/26,619.40
  6. Step 6: Final answer
    x = 37,985.10

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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.