Home / 28,953.75-43,430.63-10,223.62

Finding the Fourth Proportional to 28,953.75, 43,430.63 and 10,223.62

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Solution

The fourth proportional to 28,953.75, 43,430.63 and 10,223.62 is: 15,335.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,953.75 : 43,430.63 = 10,223.62 : x
  2. Step 2: Convert to fraction form
    28,953.75/43,430.63 = 10,223.62/x
  3. Step 3: Cross multiply
    28,953.75x = 43,430.63 × 10,223.62
  4. Step 4: Simplify right side
    28,953.75x = 444,018,155.29
  5. Step 5: Solve for x
    x = 444,018,155.29/28,953.75
  6. Step 6: Final answer
    x = 15,335.43

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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.