Home / 14,178.04-19,545.42-9,973.24

Finding the Fourth Proportional to 14,178.04, 19,545.42 and 9,973.24

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Solution

The fourth proportional to 14,178.04, 19,545.42 and 9,973.24 is: 13,748.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178.04 : 19,545.42 = 9,973.24 : x
  2. Step 2: Convert to fraction form
    14,178.04/19,545.42 = 9,973.24/x
  3. Step 3: Cross multiply
    14,178.04x = 19,545.42 × 9,973.24
  4. Step 4: Simplify right side
    14,178.04x = 194,931,164.56
  5. Step 5: Solve for x
    x = 194,931,164.56/14,178.04
  6. Step 6: Final answer
    x = 13,748.81

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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.