Home / 14,303.65-21,458.57-5,870.18

Finding the Fourth Proportional to 14,303.65, 21,458.57 and 5,870.18

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Solution

The fourth proportional to 14,303.65, 21,458.57 and 5,870.18 is: 8,806.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303.65 : 21,458.57 = 5,870.18 : x
  2. Step 2: Convert to fraction form
    14,303.65/21,458.57 = 5,870.18/x
  3. Step 3: Cross multiply
    14,303.65x = 21,458.57 × 5,870.18
  4. Step 4: Simplify right side
    14,303.65x = 125,965,531.80
  5. Step 5: Solve for x
    x = 125,965,531.80/14,303.65
  6. Step 6: Final answer
    x = 8,806.53

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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.