Home / 42,258.51-63,387.36-34,323.21

Finding the Fourth Proportional to 42,258.51, 63,387.36 and 34,323.21

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Solution

The fourth proportional to 42,258.51, 63,387.36 and 34,323.21 is: 51,484.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,258.51 : 63,387.36 = 34,323.21 : x
  2. Step 2: Convert to fraction form
    42,258.51/63,387.36 = 34,323.21/x
  3. Step 3: Cross multiply
    42,258.51x = 63,387.36 × 34,323.21
  4. Step 4: Simplify right side
    42,258.51x = 2,175,657,668.63
  5. Step 5: Solve for x
    x = 2,175,657,668.63/42,258.51
  6. Step 6: Final answer
    x = 51,484.49

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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.