Home / 39,312.18-53,945.69-35,748.18

Finding the Fourth Proportional to 39,312.18, 53,945.69 and 35,748.18

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Solution

The fourth proportional to 39,312.18, 53,945.69 and 35,748.18 is: 49,055.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,312.18 : 53,945.69 = 35,748.18 : x
  2. Step 2: Convert to fraction form
    39,312.18/53,945.69 = 35,748.18/x
  3. Step 3: Cross multiply
    39,312.18x = 53,945.69 × 35,748.18
  4. Step 4: Simplify right side
    39,312.18x = 1,928,460,057.60
  5. Step 5: Solve for x
    x = 1,928,460,057.60/39,312.18
  6. Step 6: Final answer
    x = 49,055.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.