Home / 26,210.09-39,305.40-14,199.86

Finding the Fourth Proportional to 26,210.09, 39,305.40 and 14,199.86

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Solution

The fourth proportional to 26,210.09, 39,305.40 and 14,199.86 is: 21,294.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,210.09 : 39,305.40 = 14,199.86 : x
  2. Step 2: Convert to fraction form
    26,210.09/39,305.40 = 14,199.86/x
  3. Step 3: Cross multiply
    26,210.09x = 39,305.40 × 14,199.86
  4. Step 4: Simplify right side
    26,210.09x = 558,130,980.72
  5. Step 5: Solve for x
    x = 558,130,980.72/26,210.09
  6. Step 6: Final answer
    x = 21,294.51

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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.