Home / 35,551.20-53,301.20-19,973.60

Finding the Fourth Proportional to 35,551.20, 53,301.20 and 19,973.60

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Solution

The fourth proportional to 35,551.20, 53,301.20 and 19,973.60 is: 29,946.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,551.20 : 53,301.20 = 19,973.60 : x
  2. Step 2: Convert to fraction form
    35,551.20/53,301.20 = 19,973.60/x
  3. Step 3: Cross multiply
    35,551.20x = 53,301.20 × 19,973.60
  4. Step 4: Simplify right side
    35,551.20x = 1,064,616,848.32
  5. Step 5: Solve for x
    x = 1,064,616,848.32/35,551.20
  6. Step 6: Final answer
    x = 29,946.02

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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.