Home / 25,573.11-38,341.74-9,777.50

Finding the Fourth Proportional to 25,573.11, 38,341.74 and 9,777.50

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Solution

The fourth proportional to 25,573.11, 38,341.74 and 9,777.50 is: 14,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,573.11 : 38,341.74 = 9,777.50 : x
  2. Step 2: Convert to fraction form
    25,573.11/38,341.74 = 9,777.50/x
  3. Step 3: Cross multiply
    25,573.11x = 38,341.74 × 9,777.50
  4. Step 4: Simplify right side
    25,573.11x = 374,886,362.85
  5. Step 5: Solve for x
    x = 374,886,362.85/25,573.11
  6. Step 6: Final answer
    x = 14,659.40

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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.