Home / 39,018.16-58,529.81-13,714.60

Finding the Fourth Proportional to 39,018.16, 58,529.81 and 13,714.60

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Solution

The fourth proportional to 39,018.16, 58,529.81 and 13,714.60 is: 20,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,018.16 : 58,529.81 = 13,714.60 : x
  2. Step 2: Convert to fraction form
    39,018.16/58,529.81 = 13,714.60/x
  3. Step 3: Cross multiply
    39,018.16x = 58,529.81 × 13,714.60
  4. Step 4: Simplify right side
    39,018.16x = 802,712,852.79
  5. Step 5: Solve for x
    x = 802,712,852.79/39,018.16
  6. Step 6: Final answer
    x = 20,572.80

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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.