Home / 25,211.48-37,817.40-9,420.08

Finding the Fourth Proportional to 25,211.48, 37,817.40 and 9,420.08

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Solution

The fourth proportional to 25,211.48, 37,817.40 and 9,420.08 is: 14,130.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,211.48 : 37,817.40 = 9,420.08 : x
  2. Step 2: Convert to fraction form
    25,211.48/37,817.40 = 9,420.08/x
  3. Step 3: Cross multiply
    25,211.48x = 37,817.40 × 9,420.08
  4. Step 4: Simplify right side
    25,211.48x = 356,242,744.31
  5. Step 5: Solve for x
    x = 356,242,744.31/25,211.48
  6. Step 6: Final answer
    x = 14,130.18

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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.