Home / 35,746.31-53,618.12-10,785.70

Finding the Fourth Proportional to 35,746.31, 53,618.12 and 10,785.70

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Solution

The fourth proportional to 35,746.31, 53,618.12 and 10,785.70 is: 16,178.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,746.31 : 53,618.12 = 10,785.70 : x
  2. Step 2: Convert to fraction form
    35,746.31/53,618.12 = 10,785.70/x
  3. Step 3: Cross multiply
    35,746.31x = 53,618.12 × 10,785.70
  4. Step 4: Simplify right side
    35,746.31x = 578,308,754.32
  5. Step 5: Solve for x
    x = 578,308,754.32/35,746.31
  6. Step 6: Final answer
    x = 16,178.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.