Home / 35,352.36-48,779.27-19,830.48

Finding the Fourth Proportional to 35,352.36, 48,779.27 and 19,830.48

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Solution

The fourth proportional to 35,352.36, 48,779.27 and 19,830.48 is: 27,362.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,352.36 : 48,779.27 = 19,830.48 : x
  2. Step 2: Convert to fraction form
    35,352.36/48,779.27 = 19,830.48/x
  3. Step 3: Cross multiply
    35,352.36x = 48,779.27 × 19,830.48
  4. Step 4: Simplify right side
    35,352.36x = 967,316,421.92
  5. Step 5: Solve for x
    x = 967,316,421.92/35,352.36
  6. Step 6: Final answer
    x = 27,362.14

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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.