Home / 30,453.77-42,024.47-16,841.01

Finding the Fourth Proportional to 30,453.77, 42,024.47 and 16,841.01

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Solution

The fourth proportional to 30,453.77, 42,024.47 and 16,841.01 is: 23,239.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,453.77 : 42,024.47 = 16,841.01 : x
  2. Step 2: Convert to fraction form
    30,453.77/42,024.47 = 16,841.01/x
  3. Step 3: Cross multiply
    30,453.77x = 42,024.47 × 16,841.01
  4. Step 4: Simplify right side
    30,453.77x = 707,734,519.51
  5. Step 5: Solve for x
    x = 707,734,519.51/30,453.77
  6. Step 6: Final answer
    x = 23,239.64

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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.