Home / 38,790.28-53,498.10-23,860.36

Finding the Fourth Proportional to 38,790.28, 53,498.10 and 23,860.36

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Solution

The fourth proportional to 38,790.28, 53,498.10 and 23,860.36 is: 32,907.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,790.28 : 53,498.10 = 23,860.36 : x
  2. Step 2: Convert to fraction form
    38,790.28/53,498.10 = 23,860.36/x
  3. Step 3: Cross multiply
    38,790.28x = 53,498.10 × 23,860.36
  4. Step 4: Simplify right side
    38,790.28x = 1,276,483,925.32
  5. Step 5: Solve for x
    x = 1,276,483,925.32/38,790.28
  6. Step 6: Final answer
    x = 32,907.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.