Home / 35,303.20-48,719.24-19,386.72

Finding the Fourth Proportional to 35,303.20, 48,719.24 and 19,386.72

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Solution

The fourth proportional to 35,303.20, 48,719.24 and 19,386.72 is: 26,754.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,303.20 : 48,719.24 = 19,386.72 : x
  2. Step 2: Convert to fraction form
    35,303.20/48,719.24 = 19,386.72/x
  3. Step 3: Cross multiply
    35,303.20x = 48,719.24 × 19,386.72
  4. Step 4: Simplify right side
    35,303.20x = 944,506,264.49
  5. Step 5: Solve for x
    x = 944,506,264.49/35,303.20
  6. Step 6: Final answer
    x = 26,754.13

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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.