Home / 13,031.84-19,547.76-4,266.80

Finding the Fourth Proportional to 13,031.84, 19,547.76 and 4,266.80

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Solution

The fourth proportional to 13,031.84, 19,547.76 and 4,266.80 is: 6,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,031.84 : 19,547.76 = 4,266.80 : x
  2. Step 2: Convert to fraction form
    13,031.84/19,547.76 = 4,266.80/x
  3. Step 3: Cross multiply
    13,031.84x = 19,547.76 × 4,266.80
  4. Step 4: Simplify right side
    13,031.84x = 83,406,382.37
  5. Step 5: Solve for x
    x = 83,406,382.37/13,031.84
  6. Step 6: Final answer
    x = 6,400.20

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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.