Home / 22,746.16-31,390.28-12,537.52

Finding the Fourth Proportional to 22,746.16, 31,390.28 and 12,537.52

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Solution

The fourth proportional to 22,746.16, 31,390.28 and 12,537.52 is: 17,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,746.16 : 31,390.28 = 12,537.52 : x
  2. Step 2: Convert to fraction form
    22,746.16/31,390.28 = 12,537.52/x
  3. Step 3: Cross multiply
    22,746.16x = 31,390.28 × 12,537.52
  4. Step 4: Simplify right side
    22,746.16x = 393,556,263.31
  5. Step 5: Solve for x
    x = 393,556,263.31/22,746.16
  6. Step 6: Final answer
    x = 17,302.10

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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.