Home / 22,700.07-31,341.53-14,205.63

Finding the Fourth Proportional to 22,700.07, 31,341.53 and 14,205.63

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Solution

The fourth proportional to 22,700.07, 31,341.53 and 14,205.63 is: 19,613.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,700.07 : 31,341.53 = 14,205.63 : x
  2. Step 2: Convert to fraction form
    22,700.07/31,341.53 = 14,205.63/x
  3. Step 3: Cross multiply
    22,700.07x = 31,341.53 × 14,205.63
  4. Step 4: Simplify right side
    22,700.07x = 445,226,155.56
  5. Step 5: Solve for x
    x = 445,226,155.56/22,700.07
  6. Step 6: Final answer
    x = 19,613.42

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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.