Home / 23,210.51-34,851.29-20,460.35

Finding the Fourth Proportional to 23,210.51, 34,851.29 and 20,460.35

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Solution

The fourth proportional to 23,210.51, 34,851.29 and 20,460.35 is: 30,721.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,210.51 : 34,851.29 = 20,460.35 : x
  2. Step 2: Convert to fraction form
    23,210.51/34,851.29 = 20,460.35/x
  3. Step 3: Cross multiply
    23,210.51x = 34,851.29 × 20,460.35
  4. Step 4: Simplify right side
    23,210.51x = 713,069,314.79
  5. Step 5: Solve for x
    x = 713,069,314.79/23,210.51
  6. Step 6: Final answer
    x = 30,721.84

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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.