Home / 38,279.76-57,430.80-23,498.16

Finding the Fourth Proportional to 38,279.76, 57,430.80 and 23,498.16

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Solution

The fourth proportional to 38,279.76, 57,430.80 and 23,498.16 is: 35,254.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,279.76 : 57,430.80 = 23,498.16 : x
  2. Step 2: Convert to fraction form
    38,279.76/57,430.80 = 23,498.16/x
  3. Step 3: Cross multiply
    38,279.76x = 57,430.80 × 23,498.16
  4. Step 4: Simplify right side
    38,279.76x = 1,349,518,127.33
  5. Step 5: Solve for x
    x = 1,349,518,127.33/38,279.76
  6. Step 6: Final answer
    x = 35,254.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.