Home / 35,302.48-48,718.19-19,386.99

Finding the Fourth Proportional to 35,302.48, 48,718.19 and 19,386.99

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Solution

The fourth proportional to 35,302.48, 48,718.19 and 19,386.99 is: 26,754.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,302.48 : 48,718.19 = 19,386.99 : x
  2. Step 2: Convert to fraction form
    35,302.48/48,718.19 = 19,386.99/x
  3. Step 3: Cross multiply
    35,302.48x = 48,718.19 × 19,386.99
  4. Step 4: Simplify right side
    35,302.48x = 944,499,110.82
  5. Step 5: Solve for x
    x = 944,499,110.82/35,302.48
  6. Step 6: Final answer
    x = 26,754.47

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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.