Home / 35,688.19-53,518.44-19,039.14

Finding the Fourth Proportional to 35,688.19, 53,518.44 and 19,039.14

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Solution

The fourth proportional to 35,688.19, 53,518.44 and 19,039.14 is: 28,551.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,688.19 : 53,518.44 = 19,039.14 : x
  2. Step 2: Convert to fraction form
    35,688.19/53,518.44 = 19,039.14/x
  3. Step 3: Cross multiply
    35,688.19x = 53,518.44 × 19,039.14
  4. Step 4: Simplify right side
    35,688.19x = 1,018,944,804.15
  5. Step 5: Solve for x
    x = 1,018,944,804.15/35,688.19
  6. Step 6: Final answer
    x = 28,551.32

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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.