Home / 26,078.16-35,987.40-14,899.92

Finding the Fourth Proportional to 26,078.16, 35,987.40 and 14,899.92

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Solution

The fourth proportional to 26,078.16, 35,987.40 and 14,899.92 is: 20,561.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,078.16 : 35,987.40 = 14,899.92 : x
  2. Step 2: Convert to fraction form
    26,078.16/35,987.40 = 14,899.92/x
  3. Step 3: Cross multiply
    26,078.16x = 35,987.40 × 14,899.92
  4. Step 4: Simplify right side
    26,078.16x = 536,209,381.01
  5. Step 5: Solve for x
    x = 536,209,381.01/26,078.16
  6. Step 6: Final answer
    x = 20,561.63

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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.