Home / 35,332.64-48,756.75-20,225.42

Finding the Fourth Proportional to 35,332.64, 48,756.75 and 20,225.42

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Solution

The fourth proportional to 35,332.64, 48,756.75 and 20,225.42 is: 27,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,332.64 : 48,756.75 = 20,225.42 : x
  2. Step 2: Convert to fraction form
    35,332.64/48,756.75 = 20,225.42/x
  3. Step 3: Cross multiply
    35,332.64x = 48,756.75 × 20,225.42
  4. Step 4: Simplify right side
    35,332.64x = 986,125,746.59
  5. Step 5: Solve for x
    x = 986,125,746.59/35,332.64
  6. Step 6: Final answer
    x = 27,909.77

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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.