Home / 39,514.42-59,271.22-9,931.60

Finding the Fourth Proportional to 39,514.42, 59,271.22 and 9,931.60

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Solution

The fourth proportional to 39,514.42, 59,271.22 and 9,931.60 is: 14,897.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,514.42 : 59,271.22 = 9,931.60 : x
  2. Step 2: Convert to fraction form
    39,514.42/59,271.22 = 9,931.60/x
  3. Step 3: Cross multiply
    39,514.42x = 59,271.22 × 9,931.60
  4. Step 4: Simplify right side
    39,514.42x = 588,658,048.55
  5. Step 5: Solve for x
    x = 588,658,048.55/39,514.42
  6. Step 6: Final answer
    x = 14,897.30

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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.