Home / 31,681.48-47,527.62-11,962.84

Finding the Fourth Proportional to 31,681.48, 47,527.62 and 11,962.84

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Solution

The fourth proportional to 31,681.48, 47,527.62 and 11,962.84 is: 17,946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,681.48 : 47,527.62 = 11,962.84 : x
  2. Step 2: Convert to fraction form
    31,681.48/47,527.62 = 11,962.84/x
  3. Step 3: Cross multiply
    31,681.48x = 47,527.62 × 11,962.84
  4. Step 4: Simplify right side
    31,681.48x = 568,565,313.64
  5. Step 5: Solve for x
    x = 568,565,313.64/31,681.48
  6. Step 6: Final answer
    x = 17,946.30

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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.