Home / 37,715.49-52,048.24-20,720.00

Finding the Fourth Proportional to 37,715.49, 52,048.24 and 20,720.00

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Solution

The fourth proportional to 37,715.49, 52,048.24 and 20,720.00 is: 28,594.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,715.49 : 52,048.24 = 20,720.00 : x
  2. Step 2: Convert to fraction form
    37,715.49/52,048.24 = 20,720.00/x
  3. Step 3: Cross multiply
    37,715.49x = 52,048.24 × 20,720.00
  4. Step 4: Simplify right side
    37,715.49x = 1,078,439,611.12
  5. Step 5: Solve for x
    x = 1,078,439,611.12/37,715.49
  6. Step 6: Final answer
    x = 28,594.08

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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.