Home / 25,931.52-35,784.72-14,601.60

Finding the Fourth Proportional to 25,931.52, 35,784.72 and 14,601.60

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Solution

The fourth proportional to 25,931.52, 35,784.72 and 14,601.60 is: 20,149.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,931.52 : 35,784.72 = 14,601.60 : x
  2. Step 2: Convert to fraction form
    25,931.52/35,784.72 = 14,601.60/x
  3. Step 3: Cross multiply
    25,931.52x = 35,784.72 × 14,601.60
  4. Step 4: Simplify right side
    25,931.52x = 522,514,167.55
  5. Step 5: Solve for x
    x = 522,514,167.55/25,931.52
  6. Step 6: Final answer
    x = 20,149.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.