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Finding the Fourth Proportional to 39,037.48, 53,878.04 and 23,938.48

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Solution

The fourth proportional to 39,037.48, 53,878.04 and 23,938.48 is: 33,038.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,037.48 : 53,878.04 = 23,938.48 : x
  2. Step 2: Convert to fraction form
    39,037.48/53,878.04 = 23,938.48/x
  3. Step 3: Cross multiply
    39,037.48x = 53,878.04 × 23,938.48
  4. Step 4: Simplify right side
    39,037.48x = 1,289,758,382.98
  5. Step 5: Solve for x
    x = 1,289,758,382.98/39,037.48
  6. Step 6: Final answer
    x = 33,038.98

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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.