Home / 33,312.42-49,946.40-13,585.68

Finding the Fourth Proportional to 33,312.42, 49,946.40 and 13,585.68

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Solution

The fourth proportional to 33,312.42, 49,946.40 and 13,585.68 is: 20,369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,312.42 : 49,946.40 = 13,585.68 : x
  2. Step 2: Convert to fraction form
    33,312.42/49,946.40 = 13,585.68/x
  3. Step 3: Cross multiply
    33,312.42x = 49,946.40 × 13,585.68
  4. Step 4: Simplify right side
    33,312.42x = 678,555,807.55
  5. Step 5: Solve for x
    x = 678,555,807.55/33,312.42
  6. Step 6: Final answer
    x = 20,369.45

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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.