Home / 26,726.58-40,068.54-12,679.56

Finding the Fourth Proportional to 26,726.58, 40,068.54 and 12,679.56

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Solution

The fourth proportional to 26,726.58, 40,068.54 and 12,679.56 is: 19,009.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,726.58 : 40,068.54 = 12,679.56 : x
  2. Step 2: Convert to fraction form
    26,726.58/40,068.54 = 12,679.56/x
  3. Step 3: Cross multiply
    26,726.58x = 40,068.54 × 12,679.56
  4. Step 4: Simplify right side
    26,726.58x = 508,051,457.04
  5. Step 5: Solve for x
    x = 508,051,457.04/26,726.58
  6. Step 6: Final answer
    x = 19,009.22

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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.