Home / 28,555.04-42,881.56-17,526.48

Finding the Fourth Proportional to 28,555.04, 42,881.56 and 17,526.48

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Solution

The fourth proportional to 28,555.04, 42,881.56 and 17,526.48 is: 26,319.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,555.04 : 42,881.56 = 17,526.48 : x
  2. Step 2: Convert to fraction form
    28,555.04/42,881.56 = 17,526.48/x
  3. Step 3: Cross multiply
    28,555.04x = 42,881.56 × 17,526.48
  4. Step 4: Simplify right side
    28,555.04x = 751,562,803.71
  5. Step 5: Solve for x
    x = 751,562,803.71/28,555.04
  6. Step 6: Final answer
    x = 26,319.80

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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.