Home / 19,070.14-28,607.13-5,031.14

Finding the Fourth Proportional to 19,070.14, 28,607.13 and 5,031.14

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Solution

The fourth proportional to 19,070.14, 28,607.13 and 5,031.14 is: 7,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,070.14 : 28,607.13 = 5,031.14 : x
  2. Step 2: Convert to fraction form
    19,070.14/28,607.13 = 5,031.14/x
  3. Step 3: Cross multiply
    19,070.14x = 28,607.13 × 5,031.14
  4. Step 4: Simplify right side
    19,070.14x = 143,926,404.51
  5. Step 5: Solve for x
    x = 143,926,404.51/19,070.14
  6. Step 6: Final answer
    x = 7,547.21

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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.