Home / 34,987.87-52,479.64-14,210.83

Finding the Fourth Proportional to 34,987.87, 52,479.64 and 14,210.83

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Solution

The fourth proportional to 34,987.87, 52,479.64 and 14,210.83 is: 21,315.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,987.87 : 52,479.64 = 14,210.83 : x
  2. Step 2: Convert to fraction form
    34,987.87/52,479.64 = 14,210.83/x
  3. Step 3: Cross multiply
    34,987.87x = 52,479.64 × 14,210.83
  4. Step 4: Simplify right side
    34,987.87x = 745,779,242.50
  5. Step 5: Solve for x
    x = 745,779,242.50/34,987.87
  6. Step 6: Final answer
    x = 21,315.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.