Home / 34,645.64-47,810.31-19,538.03

Finding the Fourth Proportional to 34,645.64, 47,810.31 and 19,538.03

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Solution

The fourth proportional to 34,645.64, 47,810.31 and 19,538.03 is: 26,962.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,645.64 : 47,810.31 = 19,538.03 : x
  2. Step 2: Convert to fraction form
    34,645.64/47,810.31 = 19,538.03/x
  3. Step 3: Cross multiply
    34,645.64x = 47,810.31 × 19,538.03
  4. Step 4: Simplify right side
    34,645.64x = 934,119,032.04
  5. Step 5: Solve for x
    x = 934,119,032.04/34,645.64
  6. Step 6: Final answer
    x = 26,962.10

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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.