Home / 35,328.81-48,751.38-19,412.91

Finding the Fourth Proportional to 35,328.81, 48,751.38 and 19,412.91

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Solution

The fourth proportional to 35,328.81, 48,751.38 and 19,412.91 is: 26,788.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,328.81 : 48,751.38 = 19,412.91 : x
  2. Step 2: Convert to fraction form
    35,328.81/48,751.38 = 19,412.91/x
  3. Step 3: Cross multiply
    35,328.81x = 48,751.38 × 19,412.91
  4. Step 4: Simplify right side
    35,328.81x = 946,406,152.32
  5. Step 5: Solve for x
    x = 946,406,152.32/35,328.81
  6. Step 6: Final answer
    x = 26,788.51

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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.