Home / 32,897.10-45,397.39-20,148.26

Finding the Fourth Proportional to 32,897.10, 45,397.39 and 20,148.26

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Solution

The fourth proportional to 32,897.10, 45,397.39 and 20,148.26 is: 27,804.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,897.10 : 45,397.39 = 20,148.26 : x
  2. Step 2: Convert to fraction form
    32,897.10/45,397.39 = 20,148.26/x
  3. Step 3: Cross multiply
    32,897.10x = 45,397.39 × 20,148.26
  4. Step 4: Simplify right side
    32,897.10x = 914,678,417.04
  5. Step 5: Solve for x
    x = 914,678,417.04/32,897.10
  6. Step 6: Final answer
    x = 27,804.23

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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.