Home / 22,746.98-31,389.56-12,537.68

Finding the Fourth Proportional to 22,746.98, 31,389.56 and 12,537.68

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Solution

The fourth proportional to 22,746.98, 31,389.56 and 12,537.68 is: 17,301.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,746.98 : 31,389.56 = 12,537.68 : x
  2. Step 2: Convert to fraction form
    22,746.98/31,389.56 = 12,537.68/x
  3. Step 3: Cross multiply
    22,746.98x = 31,389.56 × 12,537.68
  4. Step 4: Simplify right side
    22,746.98x = 393,552,038.98
  5. Step 5: Solve for x
    x = 393,552,038.98/22,746.98
  6. Step 6: Final answer
    x = 17,301.29

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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.