Home / 30,060.40-45,101.54-14,270.26

Finding the Fourth Proportional to 30,060.40, 45,101.54 and 14,270.26

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Solution

The fourth proportional to 30,060.40, 45,101.54 and 14,270.26 is: 21,410.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,060.40 : 45,101.54 = 14,270.26 : x
  2. Step 2: Convert to fraction form
    30,060.40/45,101.54 = 14,270.26/x
  3. Step 3: Cross multiply
    30,060.40x = 45,101.54 × 14,270.26
  4. Step 4: Simplify right side
    30,060.40x = 643,610,702.20
  5. Step 5: Solve for x
    x = 643,610,702.20/30,060.40
  6. Step 6: Final answer
    x = 21,410.58

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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.