Home / 30,055.23-45,082.63-12,282.10

Finding the Fourth Proportional to 30,055.23, 45,082.63 and 12,282.10

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Solution

The fourth proportional to 30,055.23, 45,082.63 and 12,282.10 is: 18,423.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,055.23 : 45,082.63 = 12,282.10 : x
  2. Step 2: Convert to fraction form
    30,055.23/45,082.63 = 12,282.10/x
  3. Step 3: Cross multiply
    30,055.23x = 45,082.63 × 12,282.10
  4. Step 4: Simplify right side
    30,055.23x = 553,709,369.92
  5. Step 5: Solve for x
    x = 553,709,369.92/30,055.23
  6. Step 6: Final answer
    x = 18,423.06

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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.