Home / 19,328.68-26,673.57-10,830.87

Finding the Fourth Proportional to 19,328.68, 26,673.57 and 10,830.87

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Solution

The fourth proportional to 19,328.68, 26,673.57 and 10,830.87 is: 14,946.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,328.68 : 26,673.57 = 10,830.87 : x
  2. Step 2: Convert to fraction form
    19,328.68/26,673.57 = 10,830.87/x
  3. Step 3: Cross multiply
    19,328.68x = 26,673.57 × 10,830.87
  4. Step 4: Simplify right side
    19,328.68x = 288,898,044.13
  5. Step 5: Solve for x
    x = 288,898,044.13/19,328.68
  6. Step 6: Final answer
    x = 14,946.60

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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.