Home / 25,762.24-38,643.36-11,909.44

Finding the Fourth Proportional to 25,762.24, 38,643.36 and 11,909.44

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Solution

The fourth proportional to 25,762.24, 38,643.36 and 11,909.44 is: 17,864.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,762.24 : 38,643.36 = 11,909.44 : x
  2. Step 2: Convert to fraction form
    25,762.24/38,643.36 = 11,909.44/x
  3. Step 3: Cross multiply
    25,762.24x = 38,643.36 × 11,909.44
  4. Step 4: Simplify right side
    25,762.24x = 460,220,777.32
  5. Step 5: Solve for x
    x = 460,220,777.32/25,762.24
  6. Step 6: Final answer
    x = 17,864.16

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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.