Home / 22,484.49-31,026.99-12,410.78

Finding the Fourth Proportional to 22,484.49, 31,026.99 and 12,410.78

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Solution

The fourth proportional to 22,484.49, 31,026.99 and 12,410.78 is: 17,125.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,484.49 : 31,026.99 = 12,410.78 : x
  2. Step 2: Convert to fraction form
    22,484.49/31,026.99 = 12,410.78/x
  3. Step 3: Cross multiply
    22,484.49x = 31,026.99 × 12,410.78
  4. Step 4: Simplify right side
    22,484.49x = 385,069,038.36
  5. Step 5: Solve for x
    x = 385,069,038.36/22,484.49
  6. Step 6: Final answer
    x = 17,125.99

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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.