Home / 19,258.48-26,598.64-12,959.92

Finding the Fourth Proportional to 19,258.48, 26,598.64 and 12,959.92

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Solution

The fourth proportional to 19,258.48, 26,598.64 and 12,959.92 is: 17,899.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,258.48 : 26,598.64 = 12,959.92 : x
  2. Step 2: Convert to fraction form
    19,258.48/26,598.64 = 12,959.92/x
  3. Step 3: Cross multiply
    19,258.48x = 26,598.64 × 12,959.92
  4. Step 4: Simplify right side
    19,258.48x = 344,716,246.51
  5. Step 5: Solve for x
    x = 344,716,246.51/19,258.48
  6. Step 6: Final answer
    x = 17,899.45

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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.