Home / 51,421.04-70,940.10-33,509.52

Finding the Fourth Proportional to 51,421.04, 70,940.10 and 33,509.52

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Solution

The fourth proportional to 51,421.04, 70,940.10 and 33,509.52 is: 46,229.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,421.04 : 70,940.10 = 33,509.52 : x
  2. Step 2: Convert to fraction form
    51,421.04/70,940.10 = 33,509.52/x
  3. Step 3: Cross multiply
    51,421.04x = 70,940.10 × 33,509.52
  4. Step 4: Simplify right side
    51,421.04x = 2,377,168,699.75
  5. Step 5: Solve for x
    x = 2,377,168,699.75/51,421.04
  6. Step 6: Final answer
    x = 46,229.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.