Home / 46,384.49-69,519.71-21,389.84

Finding the Fourth Proportional to 46,384.49, 69,519.71 and 21,389.84

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Solution

The fourth proportional to 46,384.49, 69,519.71 and 21,389.84 is: 32,058.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,384.49 : 69,519.71 = 21,389.84 : x
  2. Step 2: Convert to fraction form
    46,384.49/69,519.71 = 21,389.84/x
  3. Step 3: Cross multiply
    46,384.49x = 69,519.71 × 21,389.84
  4. Step 4: Simplify right side
    46,384.49x = 1,487,015,019.20
  5. Step 5: Solve for x
    x = 1,487,015,019.20/46,384.49
  6. Step 6: Final answer
    x = 32,058.46

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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.