Home / 30,064.64-45,058.52-14,269.60

Finding the Fourth Proportional to 30,064.64, 45,058.52 and 14,269.60

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Solution

The fourth proportional to 30,064.64, 45,058.52 and 14,269.60 is: 21,386.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,064.64 : 45,058.52 = 14,269.60 : x
  2. Step 2: Convert to fraction form
    30,064.64/45,058.52 = 14,269.60/x
  3. Step 3: Cross multiply
    30,064.64x = 45,058.52 × 14,269.60
  4. Step 4: Simplify right side
    30,064.64x = 642,967,056.99
  5. Step 5: Solve for x
    x = 642,967,056.99/30,064.64
  6. Step 6: Final answer
    x = 21,386.16

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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.