Home / 38,718.34-53,461.41-29,751.70

Finding the Fourth Proportional to 38,718.34, 53,461.41 and 29,751.70

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Solution

The fourth proportional to 38,718.34, 53,461.41 and 29,751.70 is: 41,080.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,718.34 : 53,461.41 = 29,751.70 : x
  2. Step 2: Convert to fraction form
    38,718.34/53,461.41 = 29,751.70/x
  3. Step 3: Cross multiply
    38,718.34x = 53,461.41 × 29,751.70
  4. Step 4: Simplify right side
    38,718.34x = 1,590,567,831.90
  5. Step 5: Solve for x
    x = 1,590,567,831.90/38,718.34
  6. Step 6: Final answer
    x = 41,080.48

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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.