Home / 19,316.36-26,657.16-10,818.46

Finding the Fourth Proportional to 19,316.36, 26,657.16 and 10,818.46

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Solution

The fourth proportional to 19,316.36, 26,657.16 and 10,818.46 is: 14,929.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,316.36 : 26,657.16 = 10,818.46 : x
  2. Step 2: Convert to fraction form
    19,316.36/26,657.16 = 10,818.46/x
  3. Step 3: Cross multiply
    19,316.36x = 26,657.16 × 10,818.46
  4. Step 4: Simplify right side
    19,316.36x = 288,389,285.89
  5. Step 5: Solve for x
    x = 288,389,285.89/19,316.36
  6. Step 6: Final answer
    x = 14,929.80

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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.