Home / 69,572.48-96,010.02-39,357.18

Finding the Fourth Proportional to 69,572.48, 96,010.02 and 39,357.18

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Solution

The fourth proportional to 69,572.48, 96,010.02 and 39,357.18 is: 54,312.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,572.48 : 96,010.02 = 39,357.18 : x
  2. Step 2: Convert to fraction form
    69,572.48/96,010.02 = 39,357.18/x
  3. Step 3: Cross multiply
    69,572.48x = 96,010.02 × 39,357.18
  4. Step 4: Simplify right side
    69,572.48x = 3,778,683,638.94
  5. Step 5: Solve for x
    x = 3,778,683,638.94/69,572.48
  6. Step 6: Final answer
    x = 54,312.91

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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.