Home / 22,703.86-31,313.57-14,748.64

Finding the Fourth Proportional to 22,703.86, 31,313.57 and 14,748.64

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Solution

The fourth proportional to 22,703.86, 31,313.57 and 14,748.64 is: 20,341.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,703.86 : 31,313.57 = 14,748.64 : x
  2. Step 2: Convert to fraction form
    22,703.86/31,313.57 = 14,748.64/x
  3. Step 3: Cross multiply
    22,703.86x = 31,313.57 × 14,748.64
  4. Step 4: Simplify right side
    22,703.86x = 461,832,571.04
  5. Step 5: Solve for x
    x = 461,832,571.04/22,703.86
  6. Step 6: Final answer
    x = 20,341.59

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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.