Home / 25,718.48-38,567.93-9,075.41

Finding the Fourth Proportional to 25,718.48, 38,567.93 and 9,075.41

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Solution

The fourth proportional to 25,718.48, 38,567.93 and 9,075.41 is: 13,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,718.48 : 38,567.93 = 9,075.41 : x
  2. Step 2: Convert to fraction form
    25,718.48/38,567.93 = 9,075.41/x
  3. Step 3: Cross multiply
    25,718.48x = 38,567.93 × 9,075.41
  4. Step 4: Simplify right side
    25,718.48x = 350,019,539.38
  5. Step 5: Solve for x
    x = 350,019,539.38/25,718.48
  6. Step 6: Final answer
    x = 13,609.65

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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.