Home / 30,260.07-45,386.46-10,536.99

Finding the Fourth Proportional to 30,260.07, 45,386.46 and 10,536.99

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Solution

The fourth proportional to 30,260.07, 45,386.46 and 10,536.99 is: 15,804.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,260.07 : 45,386.46 = 10,536.99 : x
  2. Step 2: Convert to fraction form
    30,260.07/45,386.46 = 10,536.99/x
  3. Step 3: Cross multiply
    30,260.07x = 45,386.46 × 10,536.99
  4. Step 4: Simplify right side
    30,260.07x = 478,236,675.16
  5. Step 5: Solve for x
    x = 478,236,675.16/30,260.07
  6. Step 6: Final answer
    x = 15,804.22

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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.