Home / 35,947.40-53,931.90-25,579.40

Finding the Fourth Proportional to 35,947.40, 53,931.90 and 25,579.40

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Solution

The fourth proportional to 35,947.40, 53,931.90 and 25,579.40 is: 38,376.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,947.40 : 53,931.90 = 25,579.40 : x
  2. Step 2: Convert to fraction form
    35,947.40/53,931.90 = 25,579.40/x
  3. Step 3: Cross multiply
    35,947.40x = 53,931.90 × 25,579.40
  4. Step 4: Simplify right side
    35,947.40x = 1,379,545,642.86
  5. Step 5: Solve for x
    x = 1,379,545,642.86/35,947.40
  6. Step 6: Final answer
    x = 38,376.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.