Home / 22,652.48-31,259.18-12,580.28

Finding the Fourth Proportional to 22,652.48, 31,259.18 and 12,580.28

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Solution

The fourth proportional to 22,652.48, 31,259.18 and 12,580.28 is: 17,360.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,652.48 : 31,259.18 = 12,580.28 : x
  2. Step 2: Convert to fraction form
    22,652.48/31,259.18 = 12,580.28/x
  3. Step 3: Cross multiply
    22,652.48x = 31,259.18 × 12,580.28
  4. Step 4: Simplify right side
    22,652.48x = 393,249,017.77
  5. Step 5: Solve for x
    x = 393,249,017.77/22,652.48
  6. Step 6: Final answer
    x = 17,360.09

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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.