Home / 25,125.90-37,669.40-14,579.70

Finding the Fourth Proportional to 25,125.90, 37,669.40 and 14,579.70

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Solution

The fourth proportional to 25,125.90, 37,669.40 and 14,579.70 is: 21,858.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,125.90 : 37,669.40 = 14,579.70 : x
  2. Step 2: Convert to fraction form
    25,125.90/37,669.40 = 14,579.70/x
  3. Step 3: Cross multiply
    25,125.90x = 37,669.40 × 14,579.70
  4. Step 4: Simplify right side
    25,125.90x = 549,208,551.18
  5. Step 5: Solve for x
    x = 549,208,551.18/25,125.90
  6. Step 6: Final answer
    x = 21,858.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.