Home / 25,365.98-38,041.62-9,779.96

Finding the Fourth Proportional to 25,365.98, 38,041.62 and 9,779.96

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Solution

The fourth proportional to 25,365.98, 38,041.62 and 9,779.96 is: 14,667.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,365.98 : 38,041.62 = 9,779.96 : x
  2. Step 2: Convert to fraction form
    25,365.98/38,041.62 = 9,779.96/x
  3. Step 3: Cross multiply
    25,365.98x = 38,041.62 × 9,779.96
  4. Step 4: Simplify right side
    25,365.98x = 372,045,521.94
  5. Step 5: Solve for x
    x = 372,045,521.94/25,365.98
  6. Step 6: Final answer
    x = 14,667.11

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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.