Home / 44,230.40-66,345.60-14,649.20

Finding the Fourth Proportional to 44,230.40, 66,345.60 and 14,649.20

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Solution

The fourth proportional to 44,230.40, 66,345.60 and 14,649.20 is: 21,973.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,230.40 : 66,345.60 = 14,649.20 : x
  2. Step 2: Convert to fraction form
    44,230.40/66,345.60 = 14,649.20/x
  3. Step 3: Cross multiply
    44,230.40x = 66,345.60 × 14,649.20
  4. Step 4: Simplify right side
    44,230.40x = 971,909,963.52
  5. Step 5: Solve for x
    x = 971,909,963.52/44,230.40
  6. Step 6: Final answer
    x = 21,973.80

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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.