Home / 25,621.86-38,178.08-22,827.05

Finding the Fourth Proportional to 25,621.86, 38,178.08 and 22,827.05

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Solution

The fourth proportional to 25,621.86, 38,178.08 and 22,827.05 is: 34,013.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,621.86 : 38,178.08 = 22,827.05 : x
  2. Step 2: Convert to fraction form
    25,621.86/38,178.08 = 22,827.05/x
  3. Step 3: Cross multiply
    25,621.86x = 38,178.08 × 22,827.05
  4. Step 4: Simplify right side
    25,621.86x = 871,492,941.06
  5. Step 5: Solve for x
    x = 871,492,941.06/25,621.86
  6. Step 6: Final answer
    x = 34,013.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.