Home / 42,607.63-63,911.61-13,025.35

Finding the Fourth Proportional to 42,607.63, 63,911.61 and 13,025.35

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Solution

The fourth proportional to 42,607.63, 63,911.61 and 13,025.35 is: 19,538.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,607.63 : 63,911.61 = 13,025.35 : x
  2. Step 2: Convert to fraction form
    42,607.63/63,911.61 = 13,025.35/x
  3. Step 3: Cross multiply
    42,607.63x = 63,911.61 × 13,025.35
  4. Step 4: Simplify right side
    42,607.63x = 832,470,929.53
  5. Step 5: Solve for x
    x = 832,470,929.53/42,607.63
  6. Step 6: Final answer
    x = 19,538.07

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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.