Home / 26,899.60-37,125.98-15,569.40

Finding the Fourth Proportional to 26,899.60, 37,125.98 and 15,569.40

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Solution

The fourth proportional to 26,899.60, 37,125.98 and 15,569.40 is: 21,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,899.60 : 37,125.98 = 15,569.40 : x
  2. Step 2: Convert to fraction form
    26,899.60/37,125.98 = 15,569.40/x
  3. Step 3: Cross multiply
    26,899.60x = 37,125.98 × 15,569.40
  4. Step 4: Simplify right side
    26,899.60x = 578,029,233.01
  5. Step 5: Solve for x
    x = 578,029,233.01/26,899.60
  6. Step 6: Final answer
    x = 21,488.40

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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.