Home / 59,990.01-89,985.48-20,547.46

Finding the Fourth Proportional to 59,990.01, 89,985.48 and 20,547.46

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Solution

The fourth proportional to 59,990.01, 89,985.48 and 20,547.46 is: 30,821.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,990.01 : 89,985.48 = 20,547.46 : x
  2. Step 2: Convert to fraction form
    59,990.01/89,985.48 = 20,547.46/x
  3. Step 3: Cross multiply
    59,990.01x = 89,985.48 × 20,547.46
  4. Step 4: Simplify right side
    59,990.01x = 1,848,973,050.88
  5. Step 5: Solve for x
    x = 1,848,973,050.88/59,990.01
  6. Step 6: Final answer
    x = 30,821.35

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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.