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Finding the Fourth Proportional to 29,779.16, 44,668.70 and 14,149.40

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Solution

The fourth proportional to 29,779.16, 44,668.70 and 14,149.40 is: 21,224.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,779.16 : 44,668.70 = 14,149.40 : x
  2. Step 2: Convert to fraction form
    29,779.16/44,668.70 = 14,149.40/x
  3. Step 3: Cross multiply
    29,779.16x = 44,668.70 × 14,149.40
  4. Step 4: Simplify right side
    29,779.16x = 632,035,303.78
  5. Step 5: Solve for x
    x = 632,035,303.78/29,779.16
  6. Step 6: Final answer
    x = 21,224.08

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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.