Home / 25,987.84-39,004.08-10,416.16

Finding the Fourth Proportional to 25,987.84, 39,004.08 and 10,416.16

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Solution

The fourth proportional to 25,987.84, 39,004.08 and 10,416.16 is: 15,633.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,987.84 : 39,004.08 = 10,416.16 : x
  2. Step 2: Convert to fraction form
    25,987.84/39,004.08 = 10,416.16/x
  3. Step 3: Cross multiply
    25,987.84x = 39,004.08 × 10,416.16
  4. Step 4: Simplify right side
    25,987.84x = 406,272,737.93
  5. Step 5: Solve for x
    x = 406,272,737.93/25,987.84
  6. Step 6: Final answer
    x = 15,633.19

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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.