Home / 42,458.76-58,606.74-25,705.80

Finding the Fourth Proportional to 42,458.76, 58,606.74 and 25,705.80

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Solution

The fourth proportional to 42,458.76, 58,606.74 and 25,705.80 is: 35,482.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,458.76 : 58,606.74 = 25,705.80 : x
  2. Step 2: Convert to fraction form
    42,458.76/58,606.74 = 25,705.80/x
  3. Step 3: Cross multiply
    42,458.76x = 58,606.74 × 25,705.80
  4. Step 4: Simplify right side
    42,458.76x = 1,506,533,137.09
  5. Step 5: Solve for x
    x = 1,506,533,137.09/42,458.76
  6. Step 6: Final answer
    x = 35,482.27

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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.