Home / 32,869.13-45,367.61-18,730.17

Finding the Fourth Proportional to 32,869.13, 45,367.61 and 18,730.17

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Solution

The fourth proportional to 32,869.13, 45,367.61 and 18,730.17 is: 25,852.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,869.13 : 45,367.61 = 18,730.17 : x
  2. Step 2: Convert to fraction form
    32,869.13/45,367.61 = 18,730.17/x
  3. Step 3: Cross multiply
    32,869.13x = 45,367.61 × 18,730.17
  4. Step 4: Simplify right side
    32,869.13x = 849,742,954.14
  5. Step 5: Solve for x
    x = 849,742,954.14/32,869.13
  6. Step 6: Final answer
    x = 25,852.31

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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.