Home / 30,260.93-45,395.64-10,536.62

Finding the Fourth Proportional to 30,260.93, 45,395.64 and 10,536.62

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Solution

The fourth proportional to 30,260.93, 45,395.64 and 10,536.62 is: 15,806.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,260.93 : 45,395.64 = 10,536.62 : x
  2. Step 2: Convert to fraction form
    30,260.93/45,395.64 = 10,536.62/x
  3. Step 3: Cross multiply
    30,260.93x = 45,395.64 × 10,536.62
  4. Step 4: Simplify right side
    30,260.93x = 478,316,381.36
  5. Step 5: Solve for x
    x = 478,316,381.36/30,260.93
  6. Step 6: Final answer
    x = 15,806.40

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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.