Home / 13,263.65-19,895.69-4,498.79

Finding the Fourth Proportional to 13,263.65, 19,895.69 and 4,498.79

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Solution

The fourth proportional to 13,263.65, 19,895.69 and 4,498.79 is: 6,748.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263.65 : 19,895.69 = 4,498.79 : x
  2. Step 2: Convert to fraction form
    13,263.65/19,895.69 = 4,498.79/x
  3. Step 3: Cross multiply
    13,263.65x = 19,895.69 × 4,498.79
  4. Step 4: Simplify right side
    13,263.65x = 89,506,542.46
  5. Step 5: Solve for x
    x = 89,506,542.46/13,263.65
  6. Step 6: Final answer
    x = 6,748.26

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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.