Home / 19,237.48-26,547.78-10,853.80

Finding the Fourth Proportional to 19,237.48, 26,547.78 and 10,853.80

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Solution

The fourth proportional to 19,237.48, 26,547.78 and 10,853.80 is: 14,978.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,237.48 : 26,547.78 = 10,853.80 : x
  2. Step 2: Convert to fraction form
    19,237.48/26,547.78 = 10,853.80/x
  3. Step 3: Cross multiply
    19,237.48x = 26,547.78 × 10,853.80
  4. Step 4: Simplify right side
    19,237.48x = 288,144,294.56
  5. Step 5: Solve for x
    x = 288,144,294.56/19,237.48
  6. Step 6: Final answer
    x = 14,978.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.