Home / 49,417.79-74,128.74-14,357.44

Finding the Fourth Proportional to 49,417.79, 74,128.74 and 14,357.44

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Solution

The fourth proportional to 49,417.79, 74,128.74 and 14,357.44 is: 21,536.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,417.79 : 74,128.74 = 14,357.44 : x
  2. Step 2: Convert to fraction form
    49,417.79/74,128.74 = 14,357.44/x
  3. Step 3: Cross multiply
    49,417.79x = 74,128.74 × 14,357.44
  4. Step 4: Simplify right side
    49,417.79x = 1,064,298,975.65
  5. Step 5: Solve for x
    x = 1,064,298,975.65/49,417.79
  6. Step 6: Final answer
    x = 21,536.76

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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.