Home / 52,582.65-72,555.49-31,069.40

Finding the Fourth Proportional to 52,582.65, 72,555.49 and 31,069.40

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Solution

The fourth proportional to 52,582.65, 72,555.49 and 31,069.40 is: 42,870.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,582.65 : 72,555.49 = 31,069.40 : x
  2. Step 2: Convert to fraction form
    52,582.65/72,555.49 = 31,069.40/x
  3. Step 3: Cross multiply
    52,582.65x = 72,555.49 × 31,069.40
  4. Step 4: Simplify right side
    52,582.65x = 2,254,255,217.07
  5. Step 5: Solve for x
    x = 2,254,255,217.07/52,582.65
  6. Step 6: Final answer
    x = 42,870.71

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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.