Home / 15,259.69-22,993.51-12,547.13

Finding the Fourth Proportional to 15,259.69, 22,993.51 and 12,547.13

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Solution

The fourth proportional to 15,259.69, 22,993.51 and 12,547.13 is: 18,906.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,259.69 : 22,993.51 = 12,547.13 : x
  2. Step 2: Convert to fraction form
    15,259.69/22,993.51 = 12,547.13/x
  3. Step 3: Cross multiply
    15,259.69x = 22,993.51 × 12,547.13
  4. Step 4: Simplify right side
    15,259.69x = 288,502,412.79
  5. Step 5: Solve for x
    x = 288,502,412.79/15,259.69
  6. Step 6: Final answer
    x = 18,906.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.