Home / 25,316.72-34,926.36-16,935.92

Finding the Fourth Proportional to 25,316.72, 34,926.36 and 16,935.92

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Solution

The fourth proportional to 25,316.72, 34,926.36 and 16,935.92 is: 23,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,316.72 : 34,926.36 = 16,935.92 : x
  2. Step 2: Convert to fraction form
    25,316.72/34,926.36 = 16,935.92/x
  3. Step 3: Cross multiply
    25,316.72x = 34,926.36 × 16,935.92
  4. Step 4: Simplify right side
    25,316.72x = 591,510,038.85
  5. Step 5: Solve for x
    x = 591,510,038.85/25,316.72
  6. Step 6: Final answer
    x = 23,364.40

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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.