Home / 35,415.09-48,875.00-19,503.05

Finding the Fourth Proportional to 35,415.09, 48,875.00 and 19,503.05

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Solution

The fourth proportional to 35,415.09, 48,875.00 and 19,503.05 is: 26,915.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,415.09 : 48,875.00 = 19,503.05 : x
  2. Step 2: Convert to fraction form
    35,415.09/48,875.00 = 19,503.05/x
  3. Step 3: Cross multiply
    35,415.09x = 48,875.00 × 19,503.05
  4. Step 4: Simplify right side
    35,415.09x = 953,211,226.86
  5. Step 5: Solve for x
    x = 953,211,226.86/35,415.09
  6. Step 6: Final answer
    x = 26,915.40

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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.