Home / 19,348.08-26,699.40-10,964.40

Finding the Fourth Proportional to 19,348.08, 26,699.40 and 10,964.40

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Solution

The fourth proportional to 19,348.08, 26,699.40 and 10,964.40 is: 15,130.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348.08 : 26,699.40 = 10,964.40 : x
  2. Step 2: Convert to fraction form
    19,348.08/26,699.40 = 10,964.40/x
  3. Step 3: Cross multiply
    19,348.08x = 26,699.40 × 10,964.40
  4. Step 4: Simplify right side
    19,348.08x = 292,742,901.36
  5. Step 5: Solve for x
    x = 292,742,901.36/19,348.08
  6. Step 6: Final answer
    x = 15,130.33

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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.