Home / 22,430.22-30,953.14-12,358.47

Finding the Fourth Proportional to 22,430.22, 30,953.14 and 12,358.47

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Solution

The fourth proportional to 22,430.22, 30,953.14 and 12,358.47 is: 17,054.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,430.22 : 30,953.14 = 12,358.47 : x
  2. Step 2: Convert to fraction form
    22,430.22/30,953.14 = 12,358.47/x
  3. Step 3: Cross multiply
    22,430.22x = 30,953.14 × 12,358.47
  4. Step 4: Simplify right side
    22,430.22x = 382,533,537.27
  5. Step 5: Solve for x
    x = 382,533,537.27/22,430.22
  6. Step 6: Final answer
    x = 17,054.38

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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.