Home / 25,718.04-35,489.34-16,289.64

Finding the Fourth Proportional to 25,718.04, 35,489.34 and 16,289.64

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Solution

The fourth proportional to 25,718.04, 35,489.34 and 16,289.64 is: 22,478.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,718.04 : 35,489.34 = 16,289.64 : x
  2. Step 2: Convert to fraction form
    25,718.04/35,489.34 = 16,289.64/x
  3. Step 3: Cross multiply
    25,718.04x = 35,489.34 × 16,289.64
  4. Step 4: Simplify right side
    25,718.04x = 578,108,572.44
  5. Step 5: Solve for x
    x = 578,108,572.44/25,718.04
  6. Step 6: Final answer
    x = 22,478.72

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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.