Home / 30,133.36-45,199.28-10,410.04

Finding the Fourth Proportional to 30,133.36, 45,199.28 and 10,410.04

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Solution

The fourth proportional to 30,133.36, 45,199.28 and 10,410.04 is: 15,614.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,133.36 : 45,199.28 = 10,410.04 : x
  2. Step 2: Convert to fraction form
    30,133.36/45,199.28 = 10,410.04/x
  3. Step 3: Cross multiply
    30,133.36x = 45,199.28 × 10,410.04
  4. Step 4: Simplify right side
    30,133.36x = 470,526,312.77
  5. Step 5: Solve for x
    x = 470,526,312.77/30,133.36
  6. Step 6: Final answer
    x = 15,614.80

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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.