Home / 35,300.39-48,715.13-19,386.32

Finding the Fourth Proportional to 35,300.39, 48,715.13 and 19,386.32

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Solution

The fourth proportional to 35,300.39, 48,715.13 and 19,386.32 is: 26,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,300.39 : 48,715.13 = 19,386.32 : x
  2. Step 2: Convert to fraction form
    35,300.39/48,715.13 = 19,386.32/x
  3. Step 3: Cross multiply
    35,300.39x = 48,715.13 × 19,386.32
  4. Step 4: Simplify right side
    35,300.39x = 944,407,099.02
  5. Step 5: Solve for x
    x = 944,407,099.02/35,300.39
  6. Step 6: Final answer
    x = 26,753.45

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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.