Home / 26,315.36-36,314.54-14,378.76

Finding the Fourth Proportional to 26,315.36, 36,314.54 and 14,378.76

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Solution

The fourth proportional to 26,315.36, 36,314.54 and 14,378.76 is: 19,842.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,315.36 : 36,314.54 = 14,378.76 : x
  2. Step 2: Convert to fraction form
    26,315.36/36,314.54 = 14,378.76/x
  3. Step 3: Cross multiply
    26,315.36x = 36,314.54 × 14,378.76
  4. Step 4: Simplify right side
    26,315.36x = 522,158,055.17
  5. Step 5: Solve for x
    x = 522,158,055.17/26,315.36
  6. Step 6: Final answer
    x = 19,842.33

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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.