Home / 19,807.80-29,710.94-5,017.24

Finding the Fourth Proportional to 19,807.80, 29,710.94 and 5,017.24

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Solution

The fourth proportional to 19,807.80, 29,710.94 and 5,017.24 is: 7,525.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,807.80 : 29,710.94 = 5,017.24 : x
  2. Step 2: Convert to fraction form
    19,807.80/29,710.94 = 5,017.24/x
  3. Step 3: Cross multiply
    19,807.80x = 29,710.94 × 5,017.24
  4. Step 4: Simplify right side
    19,807.80x = 149,066,916.61
  5. Step 5: Solve for x
    x = 149,066,916.61/19,807.80
  6. Step 6: Final answer
    x = 7,525.67

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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.