Home / 28,709.52-43,044.36-14,642.22

Finding the Fourth Proportional to 28,709.52, 43,044.36 and 14,642.22

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Solution

The fourth proportional to 28,709.52, 43,044.36 and 14,642.22 is: 21,953.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,709.52 : 43,044.36 = 14,642.22 : x
  2. Step 2: Convert to fraction form
    28,709.52/43,044.36 = 14,642.22/x
  3. Step 3: Cross multiply
    28,709.52x = 43,044.36 × 14,642.22
  4. Step 4: Simplify right side
    28,709.52x = 630,264,988.88
  5. Step 5: Solve for x
    x = 630,264,988.88/28,709.52
  6. Step 6: Final answer
    x = 21,953.17

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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.