Home / 28,030.52-42,058.56-10,501.76

Finding the Fourth Proportional to 28,030.52, 42,058.56 and 10,501.76

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Solution

The fourth proportional to 28,030.52, 42,058.56 and 10,501.76 is: 15,757.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,030.52 : 42,058.56 = 10,501.76 : x
  2. Step 2: Convert to fraction form
    28,030.52/42,058.56 = 10,501.76/x
  3. Step 3: Cross multiply
    28,030.52x = 42,058.56 × 10,501.76
  4. Step 4: Simplify right side
    28,030.52x = 441,688,903.07
  5. Step 5: Solve for x
    x = 441,688,903.07/28,030.52
  6. Step 6: Final answer
    x = 15,757.43

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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.