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Finding the Fourth Proportional to 29,995.20, 44,987.30 and 13,341.20

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Solution

The fourth proportional to 29,995.20, 44,987.30 and 13,341.20 is: 20,009.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,995.20 : 44,987.30 = 13,341.20 : x
  2. Step 2: Convert to fraction form
    29,995.20/44,987.30 = 13,341.20/x
  3. Step 3: Cross multiply
    29,995.20x = 44,987.30 × 13,341.20
  4. Step 4: Simplify right side
    29,995.20x = 600,184,566.76
  5. Step 5: Solve for x
    x = 600,184,566.76/29,995.20
  6. Step 6: Final answer
    x = 20,009.35

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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.