Home / 15,931.71-23,901.93-4,838.76

Finding the Fourth Proportional to 15,931.71, 23,901.93 and 4,838.76

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Solution

The fourth proportional to 15,931.71, 23,901.93 and 4,838.76 is: 7,259.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,931.71 : 23,901.93 = 4,838.76 : x
  2. Step 2: Convert to fraction form
    15,931.71/23,901.93 = 4,838.76/x
  3. Step 3: Cross multiply
    15,931.71x = 23,901.93 × 4,838.76
  4. Step 4: Simplify right side
    15,931.71x = 115,655,702.81
  5. Step 5: Solve for x
    x = 115,655,702.81/15,931.71
  6. Step 6: Final answer
    x = 7,259.47

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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.