Home / 45,628.79-68,445.63-14,466.47

Finding the Fourth Proportional to 45,628.79, 68,445.63 and 14,466.47

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Solution

The fourth proportional to 45,628.79, 68,445.63 and 14,466.47 is: 21,700.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,628.79 : 68,445.63 = 14,466.47 : x
  2. Step 2: Convert to fraction form
    45,628.79/68,445.63 = 14,466.47/x
  3. Step 3: Cross multiply
    45,628.79x = 68,445.63 × 14,466.47
  4. Step 4: Simplify right side
    45,628.79x = 990,166,310.80
  5. Step 5: Solve for x
    x = 990,166,310.80/45,628.79
  6. Step 6: Final answer
    x = 21,700.48

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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.