Home / 38,784.16-53,472.36-25,334.10

Finding the Fourth Proportional to 38,784.16, 53,472.36 and 25,334.10

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Solution

The fourth proportional to 38,784.16, 53,472.36 and 25,334.10 is: 34,928.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,784.16 : 53,472.36 = 25,334.10 : x
  2. Step 2: Convert to fraction form
    38,784.16/53,472.36 = 25,334.10/x
  3. Step 3: Cross multiply
    38,784.16x = 53,472.36 × 25,334.10
  4. Step 4: Simplify right side
    38,784.16x = 1,354,674,115.48
  5. Step 5: Solve for x
    x = 1,354,674,115.48/38,784.16
  6. Step 6: Final answer
    x = 34,928.54

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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.