Home / 34,274.60-51,421.74-14,280.20

Finding the Fourth Proportional to 34,274.60, 51,421.74 and 14,280.20

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Solution

The fourth proportional to 34,274.60, 51,421.74 and 14,280.20 is: 21,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,274.60 : 51,421.74 = 14,280.20 : x
  2. Step 2: Convert to fraction form
    34,274.60/51,421.74 = 14,280.20/x
  3. Step 3: Cross multiply
    34,274.60x = 51,421.74 × 14,280.20
  4. Step 4: Simplify right side
    34,274.60x = 734,312,731.55
  5. Step 5: Solve for x
    x = 734,312,731.55/34,274.60
  6. Step 6: Final answer
    x = 21,424.40

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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.