Home / 54,824.87-75,656.81-30,953.76

Finding the Fourth Proportional to 54,824.87, 75,656.81 and 30,953.76

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Solution

The fourth proportional to 54,824.87, 75,656.81 and 30,953.76 is: 42,715.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,824.87 : 75,656.81 = 30,953.76 : x
  2. Step 2: Convert to fraction form
    54,824.87/75,656.81 = 30,953.76/x
  3. Step 3: Cross multiply
    54,824.87x = 75,656.81 × 30,953.76
  4. Step 4: Simplify right side
    54,824.87x = 2,341,862,816.49
  5. Step 5: Solve for x
    x = 2,341,862,816.49/54,824.87
  6. Step 6: Final answer
    x = 42,715.34

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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.