Home / 19,307.51-26,641.27-10,809.98

Finding the Fourth Proportional to 19,307.51, 26,641.27 and 10,809.98

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Solution

The fourth proportional to 19,307.51, 26,641.27 and 10,809.98 is: 14,916.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,307.51 : 26,641.27 = 10,809.98 : x
  2. Step 2: Convert to fraction form
    19,307.51/26,641.27 = 10,809.98/x
  3. Step 3: Cross multiply
    19,307.51x = 26,641.27 × 10,809.98
  4. Step 4: Simplify right side
    19,307.51x = 287,991,635.45
  5. Step 5: Solve for x
    x = 287,991,635.45/19,307.51
  6. Step 6: Final answer
    x = 14,916.05

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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.